00763naa#a2200205#i#450# EN\\bibl\16454 20250715175657.2 20250626b2025####ek#y0engy0150####ca RU FORMATION OF A “PERFECT” OPTICAL VORTEX USING A BESSEL-GAUSSIAN BEAM Conference article/thesis Tomsk V.E. Zuev Institute of Atmospheric Optics, Siberian Branch of the Russian Academy of Sciences 2025 3 с. Физика. 03.04.02 local Conference article/thesis local Применение оптики в целом. 535.8 Физика. 223 bbk Физика. 613 tbk Оптика. 29.31 grnti Lukin I. P. iao.editorum.ru