Literatura
Praktická geometrie, GDML_Books, (1945), p. 157 / Harvested from
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@inbook{403124,
     title = {Literatura},
     booktitle = {Praktick\'a geometrie},
     series = {GDML\_Books},
     publisher = {Jednota \v cesk\'ych matematik\r u a fysik\r u},
     address = {Praha},
     year = {1945},
     pages = {157-157},
     url = {http://dml.mathdoc.fr/item/403124}
}

 (éd.). Literatura, dans Praktická geometrie, GDML_Books,  (1945), p. 157. http://gdmltest.u-ga.fr/item/403124/