Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1952__26_139037, author = {W. Scherrer}, title = {Zur elementaren {Fl\"achentheorie.}}, journal = {Commentarii mathematici Helvetici}, pages = {78--80}, publisher = {mathdoc}, volume = {26}, year = {1952}, zbl = {0046.15005}, url = {http://geodesic.mathdoc.fr/item/CMH_1952__26_139037/} }
W. Scherrer. Zur elementaren Flächentheorie.. Commentarii mathematici Helvetici, Tome 26 (1952), pp. 78-80. http://geodesic.mathdoc.fr/item/CMH_1952__26_139037/