Vasnev, N.A., P.I. Gembukh, N.V. Karasev, and M.V. Trigub. 2023. “Development and Synchronization of Semiconductors Excitation Sources for Active Elements on Self-Terminatint Transitions in Metal Vapors”. Recent Contributions to Physics 2023 (3):57-66. https://doi.org/10.26577/RCPh.2023.v86.i3.07.