Santosa, Edi, Ginanjar Pramudya Sakti, Muhamad Zainul Fattah, Sofyan Zaman, and Ade Wahjar. “Cocoa Production Stability in Relation to Changing Rainfall and Temperature in East Java, Indonesia”. Journal of Tropical Crop Science 5, no. 1 (February 1, 2018): 6–17. Accessed February 19, 2026. https://j-tropical-crops.com/index.php/agro/article/view/140.