1. 50Tay: A. Taylor, “Lattice Parameter of Binary Nickel-Cobalt Alloys”,J. Inst. Met., 77, 585 (1950). (Crys Structure; Experimental)
2. Indicates key paper. 52Hes: J.B. Hess and C.S. Barrett, “Transformation in Cobalt-Nickel Alloys”,Trans AIME, 194, 645 (1952). (Meta Phases, Crys Structure; Experimental; Indicates presence of a phase diagram)
3. 55Lih: F. Lihl, “Die Amalgam als Hilfsmittel in der Metallkundlichen Forschung”,Z. Metallkd., 46, 434 (1955). (Equi Diagram; Experimental)
4. 57Pea: W.B. Pearson and L.T. Thompson, “The Lattice Spacings of Nickel Solid Solutions”,Can. J. Phys., 35, 349 (1957). (Crys Structure; Experimental)
5. 57Tak: S. Takeuchi and T. Homma, “Studies on the β→ε Trans formation in Cobalt-Nickel Alloys, I. Propagation Process of the Transformation”,Sci. Rep. Res. Inst. Tohoku Univ., A9, 492 (1957). (Meta Phases, Crys Structure; Experimental)