1. R.L. Snyder: “Y-Al Alloys Studies,” Ph. D. Thesis, Iowa State University of Science and Technology, Ames, IA, 1960, p. 46.
2. E.I. Gladyshevsky, I.F. Kolobnev, and O.S. Zarechnyuk: “Aluminium-Rich Alloys in the Al-Ce-Cu System,” Russ. J. Inorg. Chem., 1961, 6(9), pp. 1075–78, (transl. from Zh. Neorg. Khim., 1961, 6, p. 2104).
3. K.H.J. Buschow and J.H.N. van Vucht: “On the Intermediate Phases in the System Samarium-Aluminum,” Philips Res. Rep., 1965, 20, pp. 15–22.
4. A. Meyer: “The System Holmium-Aluminum,” J. Less-Common Met., 1965, 10, pp. 121–29 (in German).
5. M.Y. Teslyuk and V.S. Protasov: “The Crystal Structure of Ternary Phases in the Sc-Cu-Al System,” Sov. Phys.-Cryst., 1965, 10(4), pp. 470–71 (transl. from Kristallogr., 10, p. 561)