Distribution and environmental risk of microplastics pollution in freshwater of Citarum WatershedKunny Izza Indah Afkarina, Setyo Sarwanto Moersidik and Suyud Warno UtomoE3S Web Conf., 211 (2020) 03012DOI: https://doi.org/10.1051/e3sconf/202021103012