Dvorak, Josef Photometry : laboratory practice / [by] RNDr. Josef Dvorak, RNDr. Ivan Rubuska [and] Zdenek Rezac ; English translation edited by R.E. Hester. - London : Iliffe Books, [c1969]. - 325 p. : ill. ISBN: 0592012344 Subjects--Topical Terms: Flame photometry.