Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{PMFA_1971__16_6_a1, author = {Horsk\'y, Zden\v{e}k}, title = {Johannes {Kepler}}, journal = {Pokroky matematiky, fyziky a astronomie}, pages = {281--285}, publisher = {mathdoc}, volume = {16}, number = {6}, year = {1971}, mrnumber = {0490726}, zbl = {0228.01010}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/PMFA_1971__16_6_a1/} }
Horský, Zdeněk. Johannes Kepler. Pokroky matematiky, fyziky a astronomie, Tome 16 (1971) no. 6, pp. 281-285. http://geodesic.mathdoc.fr/item/PMFA_1971__16_6_a1/