1. V. M. Markushev, V. F. Zolin, and Ch. M. Briskina, Kvant. Élektron.,16, 281 (1966).
2. V. M. Markushev, V. F. Zolin, and Ch. M. Briskina, Zh. Prikl. Spektrosk.,45, 847 (1986).
3. A. A. Lichmanov, N. P. Soshchin, and V. F. Zolin, Laser Powder Luminophor, USSR Inventor’s Certificate No. 1619686 (1988).
4. V. M. Markushev, N. É. Ter-Gabriélyan, Ch. M. Briskina, V. R. Belan, and V. F. Zolin, Kvant. Élektron.,17, 854 (1990).
5. N. É. Ter-Gabriélyan, V. M., Markushev, V. R. Belan, Ch. M. Briskina, V. F. Zolin, O. V. Dimitrova, and A. L. Lavrov, Kvant. Élektron.,18, 928 (1991).