R. R. Letfullin, K. G. Melikhov, V. I. Igoshin, L. A. Mitlina, “Lifetime of a two-phase active medium of a pulsed chemical HF laser”, Kvantovaya Elektronika, 25:10 (1998), 911–916 [Quantum Electron., 28:10 (1998), 887–892]
A. N. Bekrenev, V. I. Igoshin, R. R. Letfullin, K. G. Melikhov, “Degradation of the disperse component of the active medium of a pulsed chemical HF laser”, Kvantovaya Elektronika, 24:3 (1997), 227–239 [Quantum Electron., 27:3 (1997), 221–223]