Rare earths and actinides, 1977 : invited and contributed papers from the International Conference on Rare Earths and Actinides held in Durham, 4-6 July 1977 - International Conference on Anomalous Rare Earths and Actinides; Corner, William Derek; Tanner, B. K. (Brian Keith); Institute of Physics, Solid State Physics Sub-Committee (Institute of Physics conference series, 1978)