Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{IM_1979__55_186135, author = {Avner Ash and Lee Rudolph}, title = {The {Modular} {Symbol} and {Continued} {Fractions} in {Higher} {Dimensions.}}, journal = {Inventiones mathematicae}, pages = {241--250}, publisher = {mathdoc}, volume = {55}, year = {1979}, zbl = {0426.10023}, url = {http://geodesic.mathdoc.fr/item/IM_1979__55_186135/} }
Avner Ash; Lee Rudolph. The Modular Symbol and Continued Fractions in Higher Dimensions.. Inventiones mathematicae, Tome 55 (1979), pp. 241-250. http://geodesic.mathdoc.fr/item/IM_1979__55_186135/