Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{AV_1931__2_2_a0, author = {Truksa, L.}, title = {Hypergeometric orthogonal systems of polynomials. {I}}, journal = {Aktu\'arsk\'e v\v{e}dy}, pages = {65--84}, publisher = {mathdoc}, volume = {02}, number = {2}, year = {1931}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AV_1931__2_2_a0/} }
Truksa, L. Hypergeometric orthogonal systems of polynomials. I. Aktuárské vědy, Tome 02 (1931) no. 2, pp. 65-84. http://geodesic.mathdoc.fr/item/AV_1931__2_2_a0/