1. I.R. Harris and G.V. Raynor, “Rare Earth Intermediate Phases. I. Phases Formed with Tin and Indium,”J. Less-Common Met.,9, 7–19 (1965). (Crys Structure; Experimental)
2. A. Iandelli and A. Palenzona, “The Crystal Structure of RSn2 Intermetallic Compounds,”Atti Accad. Naz. Lincei, Cl. Sci. Fis., Mat. Nat. Rend, 40, 623–628 (1966) in Italian. (Crys Structure; Experimental)
3. A. Palenzona and F. Merlo, “The Crystal Structure of R5Sn3 Intermetallic Compounds,”Atti Accad. Naz. Lincei, Cl. Sci. Fis., Mat. Nat, Rend.,40, 617–622 (1966) in Italian. (Crys Structure; Experimental)
4. W. Jeitschko and E. Parthé, “D88 Phases of the Rare Earth Elements with Tin and Lead,”Acta Crystallogr.,22, 551–555 (1967). (Crys Structure; Experimental)
5. M.L. Fornasini and F. Merlo, “The Crystal Structure of R5Sn4 and R11Sn10 Intermetallic Compounds,”Atti Accad. Naz. Lincei, Cl. Sci. Fis., Mat. Nat., Rend.,50, 30–40 (1971) in Italian. (Crys Structure; Experimental)