Baev, Georgi. “Research on the Likelihood Ratio of Registered Unidentified Signals of Satellite Environmental Monitoring of Atmosphere”. JOURNAL SCIENTIFIC AND APPLIED RESEARCH 1, no. 1 (February 25, 2023): 158–162. Accessed January 26, 2026. https://jsar.ftn.shu.bg/index.php/jsar/article/view/34.