“Risiko Usahatani Kakao Di Taman Teknologi Pertanian Nglanggeran Kecamatan Pathuk Kabupaten Gunungkidul”. Journal Science Innovation and Technology (SINTECH) 1, no. 01 (November 14, 2020): 1–6. Accessed April 28, 2026. https://ojs.udb.ac.id/SINTECH/article/view/855.