"P\u0159\u00EDhoda, Pavel" . . . "[80E09097DF45]" . . "Facchini, Alberto" . . "Following an aproach to the Krull-Schmidt-Azumaya theorem by Harada and Sai we explain how to apply factor categories to understand direct-sum decompositions of serial modules." . "Factor categories and infinite direct sums" . "Factor categories and infinite direct sums"@en . . . "Factor categories and infinite direct sums"@en . "US - Spojen\u00E9 st\u00E1ty americk\u00E9" . "RIV/00216208:11320/09:00207042!RIV10-MSM-11320___" . "2009" . "314549" . "11320" . . . . "2"^^ . "Following an aproach to the Krull-Schmidt-Azumaya theorem by Harada and Sai we explain how to apply factor categories to understand direct-sum decompositions of serial modules."@en . "1306-6048" . "Factor; categories; infinite; direct; sums"@en . "1"^^ . . . . . "34"^^ . . . . "5" . "RIV/00216208:11320/09:00207042" . "Z(MSM0021620839)" . . "International Electronic Journal of Algebra" . "Factor categories and infinite direct sums" .