Fitriyano, G., Maulana, D., Muhammad Engkos Kosim, M.K., Siskayanti, R. and Kurniawan, R. 2022. Utilization of Cocunut Coir Waste and Cassava Peel as Opaque Paper Raw Material in Indonesia. Borneo International Journal eISSN 2636-9826. 5, 1 (Mar. 2022), 24-29.