Normila, Normila, Resna Maulia, and Juni Ramadhani. 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):92-105. https://doi.org/10.26630/rj.v20i2.5539.