@article{CTGDC_1969__11_4_437_0,
     author = {Leroux, Pierre and Ribenboim, Paulo},
     title = {D\'erivations d'ordre sup\'erieur dans les cat\'egories semi-additives},
     journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle},
     pages = {437--466},
     year = {1969},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {11},
     number = {4},
     mrnumber = {277588},
     zbl = {0204.33402},
     language = {fr},
     url = {https://www.numdam.org/item/CTGDC_1969__11_4_437_0/}
}