A. V. Vanyakin, V. I. Zheleznov, L. A. Kulevskii, A. V. Lukashev, N. P. Morozov, N. A. Orlov, “Interference optics for lasers and parametric oscillators emitting in the middle-IR range”, Kvantovaya Elektronika, 24:2 (1997), 142–144 [Quantum Electron., 27:2 (1997), 137–139]
