Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1994_55_3_a13, author = {A. A. Panov}, title = {Elliptical billiard table with {Newtonian} potential}, journal = {Matemati\v{c}eskie zametki}, pages = {139--140}, publisher = {mathdoc}, volume = {55}, number = {3}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1994_55_3_a13/} }
A. A. Panov. Elliptical billiard table with Newtonian potential. Matematičeskie zametki, Tome 55 (1994) no. 3, pp. 139-140. http://geodesic.mathdoc.fr/item/MZM_1994_55_3_a13/