Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1994__35_1_a18, author = {Prati, Nando}, title = {Alternative set theory with elementary classes}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {193--203}, publisher = {mathdoc}, volume = {35}, number = {1}, year = {1994}, mrnumber = {1292595}, zbl = {0804.03042}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1994__35_1_a18/} }
Prati, Nando. Alternative set theory with elementary classes. Commentationes Mathematicae Universitatis Carolinae, Tome 35 (1994) no. 1, pp. 193-203. http://geodesic.mathdoc.fr/item/CMUC_1994__35_1_a18/