Voir la notice de l'article provenant de la source European Digital Mathematics Library
@misc{CMH_1971__46_186141, title = {[unknown]}, journal = {Commentarii mathematici Helvetici}, pages = {408--408}, publisher = {mathdoc}, volume = {46}, year = {1971}, url = {http://geodesic.mathdoc.fr/item/CMH_1971__46_186141/} }
[unknown]. Commentarii mathematici Helvetici, Tome 46 (1971), p. 408. http://geodesic.mathdoc.fr/item/CMH_1971__46_186141/