@article{10_21136_CPMF_1885_121141,
     author = {Weyr, Eduard},
     title = {Pozn\'amka k \'uloh\'am 20. a 21. ro\v{c}n{\'\i}ku {XIII.} tohoto \v{c}asopisu},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {124--129},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {1885},
     doi = {10.21136/CPMF.1885.121141},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1885.121141/}
}