https://vital.lib.tsu.ru/vital/access/manager/Index ${session.getAttribute("locale")} 5 Multiple filamentation of laser beams with different diameters in the air at a 150-meter path https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000539310 Thu 28 Jun 2018 10:42:45 KRAT ]]>