@article{10_21136_CPMF_1935_121207,
     author = {Illingerov\'a, Ludmila},
     title = {Pozn\'amka k \v{c}l\'anku p. {Jos.} {Kope\v{c}n\'eho:} {\"Uber} die {Bestimmung} der {Summe} der {Winkel} im ebenen {Dreieck}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {D133},
     publisher = {mathdoc},
     volume = {64},
     number = {8},
     year = {1935},
     doi = {10.21136/CPMF.1935.121207},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1935.121207/}
}