A. K. Dmitriev, A. N. Konovalov, V. N. Kortunov, and V. A. Ulyanov, “Capabilities of Autodyne Reception in Medical СО2 Laser Devices”, J-BPE, vol. 5, no. 3, p. 030301, Aug. 2019, doi: 10.18287/JBPE19.05.030301.