Sarintan Efratani Damanik, Triastuti. The effectiveness of extension methods for the development of self-reliance of agroforestry farmer groups in accelerating Forestry Development. IJHESS [Internet]. 2022 Oct. 2 [cited 2026 Jun. 3];2(2). Available from: https://ijhess.com/index.php/ijhess/article/view/247