Media type: E-Article Title: Das optische Spektrum des Hafniums Contributor: Hansen, H. M.; Werner, Sven imprint: Springer Science and Business Media LLC, 1924 Published in: Die Naturwissenschaften Language: German DOI: 10.1007/bf01505624 ISSN: 0028-1042; 1432-1904 Keywords: General Medicine ; Ecology, Evolution, Behavior and Systematics Origination: Footnote: