Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{PMFA_1981__26_2_a7, author = {\v{S}t\v{e}p\'anek, Petr}, title = {Co je {LOGO?}}, journal = {Pokroky matematiky, fyziky a astronomie}, pages = {98--105}, publisher = {mathdoc}, volume = {26}, number = {2}, year = {1981}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/PMFA_1981__26_2_a7/} }
Štěpánek, Petr. Co je LOGO?. Pokroky matematiky, fyziky a astronomie, Tome 26 (1981) no. 2, pp. 98-105. http://geodesic.mathdoc.fr/item/PMFA_1981__26_2_a7/