Aryanti, J. A., Utama, P. B., & Nabila, M. F. (2025). THE EFFECTIVENESS OF ONLIMO UTILIZATION FOR WATER QUALITY MONITORING OF POLLUTION IN THE DOWNSTREAM AREA OF JANGKOK RIVER, MATARAM CITY. Indonesian Journal of Environmental Sustainability, 3(1), 1–11. https://doi.org/10.22373/ijes.v3i1.6822