Karl A. Gschneidner
Don M. Yost
G. V. Samsonov
Chun-Hui Huang
Battelle Memorial Institute.
Unknown Author
Nacan Huang
Stefan Hüfner
Shuangting Yi
Barry T. Kilbourn
I. A. Bondarʹ
S. K. Vasin
Stephen Robert Ely
NATO Advanced Study Institute on Fundamental and Technological Aspects of Organo-f-Element Chemistry (1984 Acquafredda di Maratea, Italy)
International Conference on Rare Earth Minerals and Minerals for Electronic Uses (1991 Hat Yai, Thailand)