Kryshtal A. Generation of plasma waves at the upper-hybrid frequency during the early stage of a flare process in solar active region. Изв. Крымск. Астрофиз. Обсерв. 2007;103(4):70-70. Дата доступа июнь 30, 2026. https://www.jncrao.ru/index.php/izvcrao/article/view/512