BORTNYK G, BORTNYK О, KYRYLYUK S. SPECTRAL-COVARIATION METHOD OF CLASSIFICATION OF RADIO SIGNALS. Herald of Khmelnytskyi National University. Technical sciences [Internet]. 2023 Feb. 23 [cited 2026 Jan. 26];317(1):21-5. Available from: https://heraldts.khmnu.edu.ua/index.php/heraldts/article/view/881