Media type: E-Article Title: Periodicity and the lanthanides and actinides Contributor: Moeller, Therald Published: American Chemical Society (ACS), 1970 Published in: Journal of Chemical Education, 47 (1970) 6, Seite 417 Language: English DOI: 10.1021/ed047p417 ISSN: 0021-9584; 1938-1328 Keywords: Education ; General Chemistry Origination: Footnote: