Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1993__46_2-3_137535, author = {Walter Benz}, title = {On a general principle in geometry that leads to functional equations.}, journal = {Aequationes mathematicae}, pages = {3--10}, publisher = {mathdoc}, volume = {46}, number = {2-3}, year = {1993}, zbl = {0788.39005}, url = {http://geodesic.mathdoc.fr/item/AM2_1993__46_2-3_137535/} }
Walter Benz. On a general principle in geometry that leads to functional equations.. Aequationes mathematicae, Tome 46 (1993) no. 2-3, pp. 3-10. http://geodesic.mathdoc.fr/item/AM2_1993__46_2-3_137535/