Cohomology without projectives
Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 48 (2007) no. 2, pp. 104-153. 
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     author = {Bourn, Dominique and Rodelo, Diana},
     title = {Cohomology without projectives},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {104--153},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {48},
     number = {2},
     year = {2007},
     mrnumber = {2336733},
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     url = {http://www.numdam.org/item/CTGDC_2007__48_2_104_0/}
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Bourn, Dominique; Rodelo, Diana. Cohomology without projectives. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 48 (2007) no. 2, pp. 104-153. http://www.numdam.org/item/CTGDC_2007__48_2_104_0/

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