Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1943__16_138828, author = {W. Scherrer}, title = {Eine {Formel} f\"ur die geod\"atische {Kr\"ummung.}}, journal = {Commentarii mathematici Helvetici}, pages = {101--104}, publisher = {mathdoc}, volume = {16}, year = {1943}, zbl = {0028.30403}, url = {http://geodesic.mathdoc.fr/item/CMH_1943__16_138828/} }
W. Scherrer. Eine Formel für die geodätische Krümmung.. Commentarii mathematici Helvetici, Tome 16 (1943), pp. 101-104. http://geodesic.mathdoc.fr/item/CMH_1943__16_138828/