Volborth, A. (Alexis) Elemental analysis in geochemistry : a major elements / by Alexis Volborth - Amsterdam : Elsevier Publishing Co., 1969 - xv, 373 p. : ill. ; 22 cm. - Methods in geochemistry and geophysics v.8 . Bibliography: p. 325-328 (pt. A) ISBN: 0444407111 LCCN: 68-29647 Subjects--Topical Terms: Analytic geochemistry