Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1993_333_1_a5, author = {M. B. Tabanov}, title = {A billiard in an ellipse, geodesics on an ellipsoid and new}, journal = {Doklady Akademii Nauk}, pages = {19--22}, publisher = {mathdoc}, volume = {333}, number = {1}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1993_333_1_a5/} }
M. B. Tabanov. A billiard in an ellipse, geodesics on an ellipsoid and new. Doklady Akademii Nauk, Tome 333 (1993) no. 1, pp. 19-22. http://geodesic.mathdoc.fr/item/DAN_1993_333_1_a5/