Zepf, Volker Rare earth elements : a new approach to the nexus of supply, demand and use : exemplified along the use of neodymium in permanent magnets / Volker Zepf - Berlin ; London : Springer, c2013. - xiv,157 p. : ill .; 24 cm. Includes bibliographical references. ISBN: 9783642354571 Subjects--Topical Terms: Neodymium--Industrial applications.Rare earth metals--Industrial applications.