. . . "Some Properties of Precovers and Covers"@en . . "RIV/00216208:11320/09:00206875" . "11320" . "1"^^ . . . "NL - Nizozemsko" . "000265682900011" . "1"^^ . "1386-923X" . . . . "Some Properties of Precovers and Covers" . "In the first part the G-covers of modules are characterized by using homomorphisms into G-precovers. At the end the relations between (relative) injectivity of modules and the precovers of these modules are studied." . "Properties; Precovers; Covers"@en . "12" . "Some Properties of Precovers and Covers" . "[EF842D3F54A7]" . . "2009" . "In the first part the G-covers of modules are characterized by using homomorphisms into G-precovers. At the end the relations between (relative) injectivity of modules and the precovers of these modules are studied."@en . "Algebras and Representation Theory" . "Bican, Ladislav" . "P(GA201/06/0510), Z(MSM0021620839)" . . . . "342377" . . "8"^^ . "RIV/00216208:11320/09:00206875!RIV10-GA0-11320___" . "Some Properties of Precovers and Covers"@en . . . .