The study of an instabilities role of plasma in the high-voltage discharge formation initiated by optical radiation at high pressures in high-voltage optically triggered switches / A. I. Lipehak, S. V. Barakhvostov, N. B. Volkov [et al.] // 5th International Conference "Gas Discharge Plasmas and Their Applications" (GDP 2021) : abstracts, September 5-10, 2021, Ekaterinburg, Russia. - Ekaterinburg, 2021. - C. 185.