STUDY ON CHARACTERISTICS OF LAND AREA REFUGEE RELOCATION ERUPTION SINABUNG KARO DISTRICT AS A BASIS FOR LAND USE BASED WATERSHED MANAGEMENT. Petrop [Internet]. 2015 Apr. 1 [cited 2026 Feb. 5];2(1):62-73. Available from: https://idjpcr.usu.ac.id/jpt/article/view/2879