Zunisnaini, Z., Ahmad Husein Iriansyah and Choirul Anwar (2026) “Characterization of Microplastics in Water and Sediment for Pollution Assessment at Sidem Beach, Tulungagung”, Berkala Ilmiah Biologi, 17(1), pp. 36-46. doi: 10.22146/bib.v17i1.26862.