Birks, L. S. X-ray spectrochemical analysis / L. S. Birks - New York : Interscience Publishers, c1959. - 137 p. : ill. ; 24 cm. - Chemical analysis, v. 11 . - Chemical analysis ; v. 11. . Includes bibliography. Subjects--Topical Terms: X-ray spectroscopy. Dewey Class. No.: 543.62 / BIX 1959