https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 Generation of terahertz radiation in LED heterostructures with multiple InGaN/GaN quantum wells at two-photon excitation by femtosecond https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000533096 Mon 19 Mar 2018 11:47:58 KRAT ]]>