Firdaus, Jahrizal, and Ufira Isbah. 2026. “Analisis Studi Kelayakan Pupuk Kompos Organik Berbasiskan Limbah Kelapa Muda Pada BUMDes Pandau Jaya Siak Hulu”. Journal of Sustainable Entrepreneur Region Industry 2 (2):23-31. https://journal.ypmki.com/index.php/joseri/article/view/74.