1. L. I. Voronova, V. P. Polyakova, and E. M. Savitskii, Metally, No. 1, 185–187 (1984).
2. E. M. Savitskii, M. A. Tylkina, and K. B. Povarova, Rhenium Alloys [in Russian], Nauka, Moscow (1965).
3. W. Trzebiatowski and J. Berak, Bull. Acad. Polon. Sci., 2, No. 1, 35–38 (1954).
4. P. S. Rudman, J. Less-Common Met., 12, No. 1, 79–81 (1967).
5. K. V. Yusenko, I. A. Baidina, S. A. Gromilov, and S. V. Korenev, J. Struct. Chem., 48, No. 3, 578–582 (2007).