[Předmluva]
O podobnosti v geometrii, GDML_Books, (1963), p. 3-4 / Harvested from
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@inbook{403483,
     title = {[P\v redmluva]},
     booktitle = {O podobnosti v geometrii},
     series = {GDML\_Books},
     publisher = {Mlad\'a fronta},
     address = {Praha},
     year = {1963},
     pages = {3-4},
     url = {http://dml.mathdoc.fr/item/403483}
}

 (éd.). [Předmluva], dans O podobnosti v geometrii, GDML_Books,  (1963), pp. 3-4. http://gdmltest.u-ga.fr/item/403483/