Kirilova, Krasimira. “ANALYSIS AND COMPARISON OF GRAVITY ANOMALIES FROM THE GLOBAL GEOPOTENTIAL MODELS EGM 2008 AND EIGEN- 6C4 WITH AVAILABLE GRAVITY ANOMALIES IN AN EXTREMELY MOUNTAINOUS REGION OF THE TERRITORY OF SOUTHWEST BULGARIA - RILA MOUNTAIN: ANALYSIS AND COMPARISON OF GRAVITY ANOMALIES FROM THE GLOBAL GEOPOTENTIAL MODELS EGM 2008 AND EIGEN- 6C4 WITH AVAILABLE GRAVITY ANOMALIES IN AN EXTREMELY MOUNTAINOUS REGION OF THE TERRITORY OF SOUTHWEST BULGARIA - RILA MOUNTAIN”. JOURNAL SCIENTIFIC AND APPLIED RESEARCH 29, no. 1 (November 15, 2025): 40–46. Accessed December 6, 2025. https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/451.