Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{PMFA_1956__1_4_a11, author = {Havel, V\'aclav}, title = {O mezi st{\'\i}nu vlastn{\'\i}ho a vr\v{z}en\'eho}, journal = {Pokroky matematiky, fyziky a astronomie}, pages = {417--420}, publisher = {mathdoc}, volume = {01}, number = {4}, year = {1956}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/PMFA_1956__1_4_a11/} }
Havel, Václav. O mezi stínu vlastního a vrženého. Pokroky matematiky, fyziky a astronomie, Tome 01 (1956) no. 4, pp. 417-420. http://geodesic.mathdoc.fr/item/PMFA_1956__1_4_a11/