Normila, N., Maulia, R. and Ramadhani, J. (2026) “Spatial Distribution of Microplastic Abundance and Characteristics in the Surface Water of the Kahayan River, Central Kalimantan”, Ruwa Jurai: Jurnal Kesehatan Lingkungan, 20(2), pp. 92–105. doi: 10.26630/rj.v20i2.5539.