Voncken, J. H. L. Rare earth elements : an introduction / by J.H.L. Voncken. - x, 127 p. 49 illustrations, 5 illustrations in color. 23 cm. - (SpringerBriefs in earth sciences) . ISBN: 9783319268071 (pbk.) LCCN: 2015956134 Subjects--Topical Terms: Earth sciences. Chemistry, Inorganic.Geochemistry. Dewey Class. No.: 551.9 / VON/R