Sipayung, Esther Permata, and Maryati Evivani Doloksaribu. “IMPROVEMENT OF BIOPLASTIC CHARACTERISTICS FROM TAPIOCA WASTE USING TITANIUM DIOXIDE AS A FILLER”. EINSTEIN (e-Journal), vol. 13, no. 1, Feb. 2025, pp. 22-29, doi:10.24114/eins.v13i1.65201.