K. . Kirilova, “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”, JSAR, vol. 29, no. 1, pp. 40–46, Nov. 2025.