LIBROS

1.-     Local Cohomology  and  Localization,  (con  J.L.  Bueso
y  A. Verschoren) Pitman  Research  Notes  in  Mathematics
Series.  Ed. Longman. 1990.
 

ARTICULOS
 

1.      Haz Estructura sobre el Espectro de Anillos  no
Commutativos. Alxebra 31. 1980.

2.      Noncommutative Local Cohomology, (Con  J.L.  Bueso),
Comm.  in Algebra 11 (1983) 681-693.

3.      Aspectos Homológicos de las Teorías de Torsión.
Alxebra vol 40. 1985.

4.      T-torsionfree T-injective covers, Comm. in Algebra  12
(1984), 2707-2726.

5.      On Cotorsion Hull in Torsion Theory, (con J.L. Bueso)
Comm  in Algebra 13 (1985) 1627-1642.

6.      Decomposition  of  injective  modules  relative  to  a
torsion theory, (con J.L. Bueso y P.  Jara)  Israel  J.  Math.
52  (1985) 266-272.

7.      On Kulikov's Theorem, Comm. in Algebra (1986) 1091-1110.

8.      D-modules and semicocritical  modules,  Comm.  in
Algebra  14 (1986), 1979-1989.

9.      Height  relative  to  a  torsion  theory.  Lecture
Notes  in Mathematics N\'{u}mero  1917, (1987) Springer, 178-184.

10.     Divisorially graded rings, related groups and sequences,
(con F. Van Oystaeyen) J. of Algebra 105 (1987), 411-428.

11.     Socle and Semicocritical socle, Lecture Notes in
Mathematics, N\'{u}mero  1328 (1988), Springer, 305-315.

12.     Local Cohomology of Graded Rings and Projective Schemes,
(con J.L. Bueso y A. Verschoren) Journal of Pure  and  Appl.
Math.  57 (1989), 213-228.

13.     Neat submodules  by  relative  height,  Comm.  in
Algebra  17 (1989), 2309-2324.

14.     Primitive Ideals in Nice Ore Localizations, (con M. L.
Teply),
 Lecture Notes in Math., N\'{u}mero 1448 (1990) Springer, 63-71.

15.     A note on relative FBN rings,  (con  M.J.  Asensio),
  Extracta Mathematicae 4 (1990), 24-26.

16.     On  M-sequences  associated  to  filtrations,
 (con  F.   Van Oystaeyen), Rend. Sem. Mat. Univ. Padova 84 (1990). 283-300.

17.     Generalized Local Cohomology and Quasi-coherent Sheaves,
 (con J.L. Bueso y A. Verschoren) J. of Algebra 138 (1991) 298-312.

18.     Torsionfree Covers and Cover by  Submodules  of  Flat
Modules
 (con J. G\'{o}mez), Comm. in Algebra 19 (1991), 803-827.

19.     Quasi-Frobenius  Quotient  Rings  (con  J.  G\'{o}mez),
Extracta Mathematicae 6 (1991), 5-7.

20.     Link Between Closed Prime Ideals, An. Inst.  Mat.  Univ.
Nac. Autónoma México 31 (1991) 97-112.

21.     A General Form of Kulikov's Theorem, (con L. Bican)
 Comm. in Algebra 19 (1991) 2453-2486.

22.     Krull Dimensions of Divisorially  Graded  Rings,
 (con  M.  J. Asensio, J. Gómez) Comm. in Algebra 19 (1991) 3447-3464.

23.     A  relative  Ulm's  theorem,  (con  L.  Bican),
Rivista   di Matematica Pura ed Applicata 10 (1992) 39-66.

24.     Local Gabriel Correspondence (con M.J. Asensio), Comm.
Algebra 20 (1992) 847-866.

25.     Localización  de  Inyectivos  Relativos  (con  M.J.  Asensio),   Homenaje a P. Bobillo (1992), 153-161. Universidad de Granada.

26.     Strongly Graded Left FTF rings (con J. Gómez),  Publ. Matematiques 36 (1992) 609-623.

27. On right perfect Localizations (con H. Rim y M. L. Teply)  Revue Roumain Math. Pure et Appl 37 (1992) 791-803.

28. QTAG torsionfree modules (con L. Bican), Comment. Math. Univ.  Carolinae 33 (1992), 1-20.

29. Relative Clifford Theory (con C. Nastasescu), J. Pure and  Appl. Algebra 83 (1992), 177-196.

30. A weaker form of Baer's splitting problem for torsion  theories, (con M. L. Teply), Czech. Math. J. 43 (1993), 663-674.

31. Localizations of graded rings and modules. Applications to finiteness conditions (con C. Nastasescu), Comm. Algebra 21
(1993), 963-974.

32. Flat Torsionfree Modules and  QF-3 rings  (con  J.  Gómez), Osaka J. Math. 30 (1993), 461-479.

33. Graded Coalgebras (con C. Nastasescu) Tsukuba J. Math. 17  (1993), 461-479.

34. Relative sequences relative to Gabriel topologies, (con J.R  García Rozas) Bull. Soc. Math. Belgium 45 (1993) 153-165.

35. Gorenstein Flat Modules (con E. Enochs y O. Jenda) Nanjing  Journal Math. 10 (1993), 1-9.

36. Stable Clifford Theory for Divisorially Graded rings (con J.  Gómez) Bull. Soc. Math. Belgium. 1 (1994), 623-643.

37. Relative injective covers (con J.R García Rozas) Comm. in  Algebra 22 (1994), 2925-2940.

38. Prime torsion theories for finite graded rings (con J.  Gómez) Comm. in Algebra. 22 (1994) 4931-4961.

39. Torsion Theories for Coalgebras (con C. Nastasescu), J. Pure  and Appl. Math. 97 (1994), 203-220.

40. Clifford Theory for Coalgebras. Applications (con C.  Nastasescu) J. of Algebra 174 (1995), 573-586.

41. Kulikov's criterion for non-hereditary torsion theory (con L.  Bican) Comm. in Algebra 23 (1995), 1275-1282.

42. Brauer group for cocommutative coalgebras (con Zhang Y., y F. Van Oystaeyen) J. Algebra 177 (1995), 536-568.

43. Multiplication modules relative to torsion theories (con J. Escoriza) Comm. in Algebra 23 (1995), 4315- 4331.

1996

44. Colocalization on Grothendieck categories with applications  to coalgebras (con C. Nastasescu), J. Algebra 185 (1996), 108-124.

45. Hereditary coalgebra (con Y. Zhang y C. Nastasescu) Comm. in  Algebra 24 (1996), 1521-1528.

46. Picard groups of coalgebras (con Y. Zhang) Comm. in Algebra  24 (1996), 2235-2247.

47. Preserving and reflecting covers by functors. Applications to  graded modules, J. Pure and Appl. Algebra 112 (1996), 91-107.

48. Large subdirect products of flat modules (con L. Oyonarte),  Comm. in Algebra 24 (1996), 1389-1407.

1997

49. Strongly graded rings with the bounded splitting property  (con M.L. Teply) J. Algebra 193 (1997), 1-11.

50. Comodules graded by G-sets and applications (con S. Dascalescu, C. Nastasescu y F. Van Oystaeyen), Comm. in Algebra 25 (1997), 159-175.

51. Duality theorems for graded algebras and coalgebras (con S. Dascalescu y C. Nastasescu and F. Van Oystaeyen), J. Algebra 192  (1997), 261-272.

52. Aleph products of injective objects in Grothendieck categories (con L. Oyonarte), Comm. in Algebra 25 (1997), 923-934.

53. FBN Hopf Module Algebras, (con S. Dascalescu, A.V. Keralev),  Comm. in Algebra 25 (1997), 3521-3529.

54. Relative multiplication and distributive modules, (con J. Escoriza), Comment.Math.Univ.Carolinae 38 (1997), 205-221.

55. Relative injective covers and fixed rings, (con J.R. García  Rozas), J. Algebra 197 (1997), 479-491.

56. aleph- products of tau-torsionfree injective modules  (con L. Oyonarte), Bull. Math. Soc. Sc. Math. Roumaine 40 (1997), 165-171.

1998

57. Gorenstein gr-injective and gr-projective modules (con M.J. Asensio y J.A. López Ramos) Comm. in Algebra 26 (1998),
225-240.

58. Weak Baer Modules over Graded Rings (con M. Teply), Coll.  Mathematicum,  75 (1998), 19-31.

59. Gorenstein gr-flat modules (con M.J. Asensio y J.A. López  Ramos) Comm. in Algebra 26 (1998), 3195-3209.

60. Existence of covers over Fixed Rings, (con J.R. García  Rozas), en Ring Hopf Algebras and Brauer Groups, Lecture Notes in Pure and Appl. Math.  vol 197 (1998), 159-165.

61. Coflat monomorphism of coalgebras, (con F. Van Oystaeyen y Y. Zhang),  J. Pure and Appl. Math. 128 (1998), 171-183.

 1999

62. Twisting Products in Algebras II (con W. Ferrer) K-theory 17 (1999) 37-53.

63. Large subdirect products of graded rings (con L. Oyonarte), Comm. in Algebra 27 (1999), 681-701.

64. Covers and Envelopes over gr-Gorenstein rings, (con M.J. Asensio y J.A. L\'{o}pez Ramos), J. Algebra 215 (1999) 437-459.

65. Gorenstein Coalgebras (con M.J. Asensio y J.A. López Ramos) Acta Math. Hungaricae 85 (1999), 187-198.

66. Co-Frobenius Hopf Algebras: Integrals, Doi-Koppinen Modules and Injective Objects (con S. Dascalescu y C. Nastasescu), J. Algebra 220 (1999), 542-560.

67. Multiplication Rings and Graded Rings, (con J. Escoriza), Comm. in  Algebra 27 (1999), 6213-6232.

 2000

68. Divisorially graded Coalgebras, (con J.R. García Rozas) J. Pure and Appl. Algebra 147 (2000) 25-40.

69. Subgroups of the Brauer Group of a Cocommutative Coalgebra\cos (con J. Cuadra y J.R. Garc\'ia Rozas), J. Algebras and
Representation Theory 3 (2000) 1-18.

70. Gorenstein gr-injective modules over graded isolated singularities (con M.J. Asensio y J.A. L\'{o}pez Ramos) Comm. in
Algebra 28 (2000), 3197-3207.

71. IBN for graded rings (con C. Nastasescu y F. Van Oystaeyen) Comm. in Algebra 28 (2000), 1351-1360.

72. Picard Groups for Graded Coalgebras, (con J.Cuadra, J.R. García Rozas) Comm. Algebra 28 (2000), 1739-1765.

73. Twisted and Hopf Galois extensions (con M. Beattie), J. Algebra 232 (2000), 673-696.

74. Outer Automorphisms and Picard groups of coalgebras, (con J.Cuadra and J.R. García Rozas), Rev. Roumaine Math. Pures Appl. 45 (2000), 775-788.

 2001

75.. On covers, (con L. Bican), J. Algebra 236 (2001), 645-650.

76. Strongly Rational Comodules and Semiperfect Hopf algebras over QF rings (con C. Menini and R. Wisbauer), J. Pure and Appl. Algebra 155 (2001), 237-255.

77. Picard groups and strongly graded coalgebras, (con J. Cuadra y J.R. García Rozas), J. Pure and Appl. Algebra 165 (2001)
267-289.

78. On the Brauer Group of a Cocommutative Irreducible Coalgebra (con J. Cuadra, J.R. García Rozas and F. Van Oystaeyen), Comm. Algebra 29 (2001), no. 1, 67-83.

79. Multiplication objects (con J. Escoriza). Ring theory and algebraic geometry (León, 1999), 173--186, Lecture Notes in Pure and Appl. Math., 221, Dekker, New York, 2001.

80. On Action of Hopf Algebras with Cocommutative Coradical (con K. Beidar), J. Pure Appl. Algebra 161 (2001), no. 1-2, 13-30.

81.  Homological Dimension of Coalgebras and Crossed Coproducts (con S. Dascalescu, C. Nastasescu), K-theory 23 (2001), 53-65.

82. The Brauer group of irreducible coalgebras (con J. Cuadra, J.R. García Rozas, y F. Van Oystaeyen) , J. Algebra 238
(2001), 643-664.

83. A-H-bimodules and equivalences, (con C. Menini, Seidel y R. Wisbauer), Comm. Algebra  29 (2001) 4619-4640.

84. Relative exact covers (con L. Bican), Comm. Math. Univ. Carolinae 42 (2001), 601-607.

2002

85. Involutory Hopf algebras with non-zero integrals, (con S. Dascalescu, C. Nastasescu), Bull. London Math. Soc. 34 (2002),
33-36.

86. FTF rings and Frobenius extensions, (con J. Gómez-Torrecillas), J. Algebra 248 (2002), 1-14.

87. On the existence of relative injective covers (con L.Bican), Acta Math. Hungarica 95 (2002). 179-186.

88. Almost precovers (con L. Bican). Comm. Algebra 30 (2002), no. 1, 477-487.

89. On Matlis dualizing modules,(con Edgar E. Enochs y J.A. López Ramos)Int. J. Math. Math. Sc. 30 (2002), 659-665.

90. Injective dimension of filtered and graded rings, (con M.J. Asensio y J.A. López Ramos ) por aparecer en Bull. Math. Soc.
Sc. Math. Roumaine.

91. Graded ideal codes, (con J. Peralta), Applicable Algebra in Engineering, Communications and Computing 13 (2002), 107-120.

92. Hopf-Galois extensions and twisted algebras. (Spanish) Proceedings of the Meeting of Andalusian Mathematicians, Vol. I (Sevilla, 2000),  249-264, Colecc. Abierta, 52, Univ. Sevilla Secr. Publ., Seville, 2001

2003

93. Precovers, (con L. Bican), Czesch. Math. J. 53 (2003), 191-203.

94. Graded semiartinian rings, graded perfect ring, (con L. Daus, C. Nastasescu and B. Torrecillas) Comm. in Algebra 31 (2003) 4525-4521.

95. Gorenstein Modules over Zariski Filtered Rings, (con M.J. Asensio, J.A. López Ramos), Comm. in Algebra 31 (2003) 4371-4386.

96. Atomical Grothendieck categories,  Int. J. Math. Math. Sci. 71 (2003), 4501-4509.

97. Multiplication elements of semimodules. (con J. Escoriza) Comptes rendus de la première recontre maroco-andalouse sur les algèbres et leurs applications (Tétouan, 2001),  117--133, Univ. Abdelmalek Essaâdi. Fac. Sci. Tétouan, Tétouan, 2003.

2004

98. Gabriel-Popescu type theorems and applications, (con F. Castaño, P. Enache and C. Nastasescu), Bull. Sci. Math. 128
(2004) 323-332.

99. Factorizable quasi-Hopf algebras-applications, (con D. Bulacu) J. Pure Appl. Algebra 194 (2004) 39-84

100. The splitting problem for coalgebras (con C. Nastasescu). J. Algebra 281 (2004), no. 1, 144-149.

101. Divisorial multiplication rings (con J. Escoriza).  Rings, modules, algebras, and abelian groups,  161-175, Lecture Notes in
Pure and Appl. Math., 236,

102. B. Flat covers and flat representations of quivers. (con Enochs, E. y Oyonarte, L.) Comm. Algebra  32  (2004), no. 4,
1319-1338.
 

2005

103. Coalgebras with a radical rational functor. (con Teply, M.
L.) J. Algebra 290 (2005), no. 2, 491-502.

104. Morita Duality for Grothendieck Categories with Applications
to Coalgebras, (con C. N\u ast\u asescu), Comm. Algebra 33 (2005),
4083-4096.

105. Gorenstein Flat Covers and Gorenstein Cotorsion Modules Over
Integral Group Rings (con E. Enochs y S. Estrada),
Algeb. Representation Theory 8 (2005), no. 4, 525-539.

2006

106. Doi-Hopf modules and Yetter-Drinfeld modules for quasi-Hopf
algebras (con D. Bulacu y S. Caenepeel) Comm. Algebra.34 (2006), no. 9, 3103-3122.

107. Covers and relative purity over commutative Noetherian local rings. (con García Rozas, Juan Ramon; Oyonarte, Luis;) Abelian groups, rings, modules, and homological algebra, 147-151, Lect. Notes Pure Appl. Math., 249, Chapman Hall/CRC, Boca Raton, FL, 2006.

108. An elementary proof of Grothendieck's theorem. (con Enochs, Edgar; Dominguez, Sergio Estrada;) Abelian groups, rings, modules, and homological algebra, 67-73, Lect. Notes Pure Appl. Math., 249, Chapman Hall/CRC, Boca Raton, FL, 2006.

109. Various classes of pseudoprojective modules over semiperfect rings. (con Izurdiaga, M. C.; ) Comm. Algebra 34 (2006), no. 3, 797-815.

110. Semiprime graded rings of finite support (con Chifan, N.; Nastasescu, C.;). Bull. Math. Soc. Sci. Math. Roumanie (N.S.) 49(97) (2006), no. 1, 25-30
 

2007


111. DG-modules vs. relative Hopf modules. (con Estrada, S.; García Rozas, J. R.); Comm. Algebra 35 (2007), no. 9, 2838-2856

112. Localization in coalgebras. Applications to finiteness conditions. (con Gómez-Torrecillas, J.; N\u ast\u asescu, C.;) J. Algebra Appl. 6 (2007), no. 2, 233-243.

113. Decomposition properties of strict Mittag-Leffler modules. (con Guil Asensio, P. A.; Izurdiaga, M. C.), J. Algebra 310 (2007), no. 1, 290-302.

114. Radford's $S\sp 4$ formula for co-Frobenius Hopf algebras. (con Beattie, M.; Bulacu, D.); J. Algebra 307 (2007), no. 1, 330--342.

2008


120. The representation-theoretic rank of the doubles of quasi-quantum groups. (con D. Bulacu) J. Pure Appl. Algebra 212 (2008), no. 4, 919-940.

121. When is a coalgebra a generator? (con N\u ast\u asescu, C.; Van Oystaeyen, F.) Algebr. Represent. Theory 11 (2008), no. 2, 179-190.

122. On some monic covers and epic envelopes. (con Crivei, S.) Arab. J. Sci. Eng. Sect. C Theme Issues 33 (2008), no. 2, 123-135.

123. The Dickson subcategory splitting conjecture for pseudocompact algebras. (con Iovanov, M. C.; N\u ast\u asescu, C.); J. Algebra 320 (2008), no. 5, 2144-2155.

2009

124. Involutory Quasi-Hopf Algebras, (con D. Bulacu y S. Caenepeel), Algebr. Represent. Theory 12 (2009), 257-285.

2010

125. On the Osofsky-Smith theorem. (con Crivei, Septimiu; Na\u st \u asescu, Constantin;) Glasg. Math. J. 52 (2010), no. A, 61–67.

126. Accessible subcategories of modules and pathological objects. (con Guil Asensio, Pedro A.; Izurdiaga, Manuel C.;) Forum Math. 22 (2010), no. 3, 485–507.

127. Covers in finitely accessible categories. (con Crivei, Septimiu; Prest, Mike;) Proc. Amer. Math. Soc. 138 (2010), no. 4, 1213–1221.

128. An equivalence induced by a locally projective module (con Cortés Izurdiaga, M.; Guil Asensio, P. A.). Proceedings of Jordan Structures in Algebra and Analysis Meeting, 103–109, Editorial Círculo Rojo, Almería, 2010,

2011


129. Generator coalgebras are not necessarily quasi-coFrobenius. (con Haim, Mariana;) Algebr. Represent. Theory 14, No. 5, 823-836 (2011).

130. Calabi-Yau coalgebras. (con He, J.-W.; Van Oystaeyen, F.; Zhang, Y.English) Commun. Algebra 39, No. 12, 4644-4661 (2011).

131. Strict Mittag-Leffler modules. (P.A.Guil-Asensio; Izurdiaga, M.C.; Rothmaler, Ph.) Math. Log. Q. 57, No. 6, 566-570 (2011).

132. The braided monoidal structures on the category of vector spaces graded by the Klein group. (con Bulacu, D.; Caenepeel, S.) Proc. Edinb. Math. Soc., II. Ser. 54, No. 3, 613-641 (2011).

133. Flat covers over formal triangular matrix rings and minimal Quillen factorizations, (con E. Enochs), Forum Matematicum 23 (2011), 611-624.

2012


134. On two conjectures of Faith. (con Haim, M.; Iovanov, M.C.) J. Algebra 367 (2012), 166-175.

2013


135. On cross product Hopf algebras. {con Bulacu, D.; Caenepeel S. } J. Algebra 377 (2013), 1-48.

136. Lattices and cohomological Mackey functors for finite cyclic p-groups. (con Weigel, Th.) Adv. Math. 244 (2013), 533-569.

137. Ideal approximation theory. (con Fu, X. H.; Guil Asensio, P. A.; Herzog, I.) Adv. Math. 244 (2013), 750-790.

138. Quiver bialgebras and monoidal categories. (con Huang, Hua-Lin) Colloq. Math. 131 (2013), no. 2, 287-300.

2014

140. Twisted Smash Products and L-R Smash Products for Biquasimodule Hopf Quasigroups (con Fang, Xiao-Li). Comm. Algebra 42 (2014), no. 10, 4204--4234.

141. On Doi-Hopf modules and Yetter-Drinfeld modules in symmetric monoidal categories (con Bulacu, D.). Bull. Belg. Math. Soc. Simon Stevin 21 (2014), no. 1, 89--115.

142. Gorenstein conditions over triangular matrix rings (con Enochs, E. E.; Cortés-Izurdiaga, M.). J. Pure Appl. Algebra 218 (2014), no. 8, 1544-1554.

143. Pure-injectivity of tensor products of modules (con Pournaki, M. R.; Tousi, M.; Yassemi, S.. Algebra Colloq. 21 (2014), no. 1, 151-156.

144. Dualizing complexes of Noetherian complete algebras via coalgebras (con He, J.-W.; Van Oystaeyen, F.; Zhang, Y.. Comm. Algebra 42 (2014), no. 1, 271-285.

145. On Gorenstein injective discrete modules over profinite groups (con Enochs, E.; Rozas, J. R. G.; Oyonarte, L.). Acta Math. Hungar. 142 (2014), no. 2, 296-316.