Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1943__4_1_114616, author = {Mira Fernandes, A. de}, title = {Pseudo-extensori}, journal = {Portugaliae mathematica}, pages = {41--51}, publisher = {mathdoc}, volume = {4}, number = {1}, year = {1943}, mrnumber = {0008496}, zbl = {0028.09004}, language = {pt}, url = {http://geodesic.mathdoc.fr/item/PORMA_1943__4_1_114616/} }
Mira Fernandes, A. de. Pseudo-extensori. Portugaliae mathematica, Tome 4 (1943) no. 1, pp. 41-51. http://geodesic.mathdoc.fr/item/PORMA_1943__4_1_114616/