1. Nickerson, R.F.: AEC Rep. UCRL-50509 (1968)
2. Nickerson, R.F.: J. Nucl. Mater. 32 (1969) 208
3. Wood, D.H., Cramer, E.M., Wallace, P.L., Ramsey, W.J.: J. Nucl. Mater. 32 (1969) 193
4. Foltyn, E.M., Peterson, D.E., in: "Binary Alloy Phase Diagrams", Second Edition, Vol. 3, T.B. Massalski (editor-in-chief), Materials Information Soc., Materials Park, Ohio (1990)