Afifah T, Harahap HF, Silfia S, Amir RM. The Role of Land Area as A Mediator in The Relationship between Palm Oil Price and Productivity on Farmers’ Income in Bangko Pusako Rokan Hilir. AIJANS [Internet]. 2025 June 27 [cited 2026 Nov. 8];6(1):26-3. Available from: https://aijans.lppm.unand.ac.id/index.php/aijans/article/view/86