Silalahi CG, Thamrin MH. DEVELOPMENT OF NATURAL COOL BATH (PAS) TIMURAN TOURISM OBJECT TO INCREASE THE INCOME OF MARIAH JAMBI VILLAGE COMMUNITY, SIMALUNGUN REGENCY. IJSSPP [Internet]. 2025 Mar. 13 [cited 2026 Jul. 26];3(1):67-72. Available from: https://ijsspp.yayasanwayanmarwanpulungan.com/index.php/IJSSPP/article/view/127