1. 60Ian: A. Iandelli, “Intermetallic and Metalloid Gadolinium Compounds”,Atti Accad. Naz. Lincei Rend., Cl. Sci. Fis. Mat. Nat., 29, 62 (1960) in Italian.
2. 60Mor: J. L. Moriarity, “An Investigation of Rare Earth-Metal Alloy Systems”, Ph. D. thesis, University of Iowa, Iowa City, IA (1960).
3. 61Bae: N. C. Baenziger and J. L. Moriarity, Jr., “Gadolinium and Dysprosium Intermetallic Phases. II. Laves Phases and Other Structure Types”,Acta Crystallogr., 14, 948 (1961).
4. 64Sug: T. Sugawara, R. Soga, and I. Yamase, “Resistance Minima and Maxima in Dilute Alloys of Rare-Earth Metals”,J. Phys. Soc. Jpn., 19, 780 (1964).
5. 65Dwi: A. E. Dwight, R. A. Conner, Jr., and J. W. Downey, “Crystal Structures of Compounds of the Rare Earths with Cu, Ag, Au, and Ga”, 5th Rare Earth Research Conf., Ames, IA, Book No. 5, 35 (1965).