Apokamps produced by repetitive discharges in air / E. A. Sosnin, G. V. Naidis, V. F. Tarasenko [et.al.] // Physics of plasmas. 2018. Vol. 25, № 8. P. 083513-1-083513-6. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000634555