Bernard Bolzano [portrét]
Bernard Bolzano a jeho význam v mathematice, GDML_Books, (1926), p. [1d] / Harvested from
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@inbook{400449,
     title = {Bernard Bolzano [portr\'et]},
     booktitle = {Bernard Bolzano a jeho v\'yznam v mathematice},
     series = {GDML\_Books},
     publisher = {UK Praha [?]},
     address = {Praha},
     year = {1926},
     pages = {[1d]-[1d]},
     url = {http://dml.mathdoc.fr/item/400449}
}

 (éd.). Bernard Bolzano [portrét], dans Bernard Bolzano a jeho význam v mathematice, GDML_Books,  (1926), p. [1d]. http://gdmltest.u-ga.fr/item/400449/