@article{hal-02060659, author = {Breen, Lawrence}, title = {Th\'eorie de Schreier sup\'erieure}, journal = {HAL}, volume = {1992}, number = {0}, year = {1992}, language = {fr}, url = {http://dml.mathdoc.fr/item/hal-02060659} }
Breen, Lawrence. Théorie de Schreier supérieure. HAL, Tome 1992 (1992) no. 0, . http://gdmltest.u-ga.fr/item/hal-02060659/