01184nam a2200385 i 450099100089706970753620020507175436.0971106s1996 de ||| | eng 3540616403b10772649-39ule_instLE01303992ExLDip.to Matematicaeng512.4AMS 13C11AMS 13C15AMS 13D05AMS 13E05AMS 13H10AMS 18A30AMS 18G05AMS 18G15AMS 18G25Xu, Jinzhong61068Flat covers of modules /Jinzhong XuBerlin :Springer-Verlag,c1996x, 161 p. ;24 cm.Lecture notes in mathematics,0075-8434 ;1634Includes bibliography and indexFlat modules.b1077264923-02-1728-06-02991000897069707536LE013 13C XUJ11 (1996)12013000091266le013-E0.00-l- 01010.i1087119628-06-02Flat covers of modules78831UNISALENTOle01301-01-97ma -engde 01