@book{403113,
title = {Praktick\'a geometrie},
series = {GDML\_Books},
publisher = {Jednota \v cesk\'ych matematik\r u a fysik\r u},
address = {Praha},
year = {1945},
language = {cs},
url = {http://dml.mathdoc.fr/item/403113}
}
Potužák, Pavel. Praktická geometrie. GDML_Books (1945), http://gdmltest.u-ga.fr/item/403113/