“VILLAGE-BASED RESOURCE ECONOMY: SYNERGY OF VILLAGE-OWNED ENTERPRISES (BUMK), APPROPRIATE TECHNOLOGY, AND VALUE CHAINS FOR BERAU’S ECONOMIC INDEPENDENCE”. Economics Studies and Banking Journal (DEMAND) 3, no. 8 (August 9, 2026): 459–468. Accessed September 12, 2026. https://journal.ppipbr.com/index.php/demand/article/view/1148.