Hanuf, A. A., S. Prijono, and S. Soemarno. “Improvement of Soil Available Water Capacity Using Biopore Infiltration Hole With Compost in a Coffee Plantation”. Journal of Degraded and Mining Lands Management, vol. 8, no. 3, Apr. 2021, pp. 2791-9, doi:10.15243/jdmlm.2021.083.2791.