Diversity of Plankton Bio-indicators on Water Quality of Lutan Lake, Palangka Raya, Central Kalimantan, IndonesiaYuli Ruthena, Sutrisno Anggoro and Tri Retnaning SoeprobowatiE3S Web Conf., 448 (2023) 03068DOI: https://doi.org/10.1051/e3sconf/202344803068