“Construction of Biopore Holes in the KTH Office Environment Mahakam Delta, Muara Jawa Ulu: Pembuatan Lubang Biopori Di Lingkungan Kantor KTH Delta Mahakam Muara Jawa Ulu”. ANDIL Mulawarman Journal of Community Engagement, vol. 3, no. 2, Apr. 2026, pp. 84-89, https://doi.org/10.30872/andil.v3i2.3927.