1. R. J. Klein, J. Chem. Phys. 22, 1406 (1954).
2. A. P. Komar and Yu. N. Talanin, Izv. Akad. Nauk SSSR, Ser. Fiz. 22, 580 (1958).
3. M. V. Loginov and V. N. Shrednik, Pis’ma Zh. Tekh. Fiz. 24(11), 45 (1998) [Tech. Phys. Lett. 24, 432 (1998)].
4. R. B. Kotel’nikov, S. N. Bashlykov, Z. K. Galiakbarov, and A. I. Kashtanov, Superrefractory Elements and Their Compounds: A Handbook (Metallurgiya, Moscow, 1969), pp. 260–263.
5. M. K. Miller and G. D. W. Smith, Atom Probe Microanalysis: Principles and Applications to Material Problems (Materials Research Society, Pittsburgh, 1990; Mir, Moscow, 1993).