Temporal and spatial structure of a runaway electron beam in air at atmospheric pressure / D. Levko, Y. E. Krasik, V. F. Tarasenko [et.al.] // Journal of applied physics. 2013. Vol. 113, № 19. P. 196101-1-196101-3. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000470495