Ramadani R, Lubis MM, Ilvira RF. EFFECT OF LAND AREA, PRODUCTION AND RUBBER PRICES ON THE INCOME OF RUBBER FARMERS IN NORTH SUMATERA. Agripreneur [Internet]. 2024Jun.29 [cited 2026May17];13(1):11-5. Available from: https://iocscience.org/ejournal/index.php/Agripreneur/article/view/4674