Jenkins, R. . Practical X-Ray Spectrometry / Textual Documents R. Jenkins & J.L. De Vries. - 1st ed. / - Netherlands : Philips Technical Library , 1967. - x, 184p. : ill. ; 22cm . Index Subjects--Index Terms: Physics Spectrometry PG-Physics Dewey Class. No.: 537.535 / Je 41 Pr