Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@misc{10_21136_CPMF_1891_108979, title = {\'Ulohy}, journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky}, pages = {52--53}, publisher = {mathdoc}, volume = {20}, number = {1}, year = {1891}, doi = {10.21136/CPMF.1891.108979}, language = {cz}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1891.108979/} }
Úlohy. Časopis pro pěstování matematiky a fysiky, Tome 20 (1891) no. 1, pp. 52-53. doi : 10.21136/CPMF.1891.108979. http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1891.108979/
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