“Pengaruh Konsentrasi Bioaktivator Effective Microorganism 4 terhadap Waktu Penyerapan Air, Massa, dan Kualitas Kompos Pada Lubang Biopori: Effect of Effective Microorganism 4 Bioactivator Concentration on Water Absorption Time, Mass, and Quality of Compost in Biopori Pits” (2023) Jurnal Ecosolum, 12(2), pp. 163–177. doi:10.20956/ecosolum.v12i2.27857.