Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS2_1975__36_166395, author = {Herbert Busemann}, title = {Planes with analogues to {Euclidean} angular bisectors.}, journal = {Mathematica Scandinavica}, pages = {5--12}, publisher = {mathdoc}, volume = {36}, year = {1975}, zbl = {0299.50002}, url = {http://geodesic.mathdoc.fr/item/MS2_1975__36_166395/} }
Herbert Busemann. Planes with analogues to Euclidean angular bisectors.. Mathematica Scandinavica, Tome 36 (1975), pp. 5-12. http://geodesic.mathdoc.fr/item/MS2_1975__36_166395/