Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{RMF_2010__85_4_a9, author = {Hejda, Tom\'a\v{s}}, title = {Indukc{\'\i} na \v{z}abi\v{c}ky}, journal = {Rozhledy matematicko-fyzik\'aln{\'\i}}, pages = {71--75}, publisher = {mathdoc}, volume = {85}, number = {4}, year = {2010}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/RMF_2010__85_4_a9/} }
Hejda, Tomáš. Indukcí na žabičky. Rozhledy matematicko-fyzikální, Tome 85 (2010) no. 4, pp. 71-75. http://geodesic.mathdoc.fr/item/RMF_2010__85_4_a9/