1. |
B. D. Bobrov, E. I. Dmitriev, G. Yu. Snezhkov, “Topological phase defects in radiation of technological CO<sub>2</sub> lasers with stable and unstable resonators”, Kvantovaya Elektronika, 20:7 (1993), 680–688 [Quantum Electron., 23:7 (1993), 588–595 ] |