Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@misc{UM_1992__0_4_a22, title = {Kraemer, {E.:} {Zobrazovac{\'\i}} metody (prom{\'\i}t\'an{\'\i} rovnob\v{e}\v{z}n\'e)}, journal = {U\v{c}itel matematiky}, publisher = {mathdoc}, volume = {00}, number = {4}, year = {1992}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_1992__0_4_a22/} }
Kraemer, E.: Zobrazovací metody (promítání rovnoběžné). Učitel matematiky, Tome 00 (1992) no. 4. http://geodesic.mathdoc.fr/item/UM_1992__0_4_a22/