Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{PMFA_2002__47_2_a4, author = {Smolka, Josef}, title = {K~po\v{c}\'atk\r{u}m p\v{r}\'atelstv{\'\i} {T.~Brahe} (1546{\textendash}1601) {a~T.~H\'ajka} (1526{\textendash}1600)}, journal = {Pokroky matematiky, fyziky a astronomie}, pages = {140--149}, publisher = {mathdoc}, volume = {47}, number = {2}, year = {2002}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/PMFA_2002__47_2_a4/} }
Smolka, Josef. K počátkům přátelství T. Brahe (1546–1601) a T. Hájka (1526–1600). Pokroky matematiky, fyziky a astronomie, Tome 47 (2002) no. 2, pp. 140-149. http://geodesic.mathdoc.fr/item/PMFA_2002__47_2_a4/