Identification of types and abundance of microplastics in coastal sediments of Tanjung Jumlai Beach, North Penajam Paser Regency, East Kalimantan. jipt [Internet]. 2025 Mar. 14 [cited 2025 Oct. 18];4(1):7-12. Available from: https://e-journals2.unmul.ac.id/index.php/jipt/article/view/1509