Widiyawati, S.; Nazarudin; Ulyarti. Study on Ratio of Jerbung Shrimp Waste Powder (Fenneropenaeus Merguiensis De Man) and Purple Yam Starch in the Production of Bioplastics: Yam Starch Bioplastics. Jur. Bio-Geo. Mat. E 2024, 4, 64-71.