Pengaruh Logam Berat Pb Limbah Aktifitas Penambangan Timah Terhadap Kualitas Air Laut di Wilayah Penangkapan Cumi-Cumi Kabupaten Bangka Selatan - Febrianto, Arif (Department of Aquatic Resources Management, Faculty of Agriculture, Fisheries, and Biology, University of Bangka Belitung, 2019)