Sudiarta, I Wayan, Ni Putu Diantariani, and Dwi Ariani Yulihastuti. “BIOSORPSI Cr(III) PADA BIOSORBENT SERAT SABUT KELAPA HIJAU TERAKTIVASI ASAM NITRAT”. CHEMISTRY PROGRESS 5, no. 1 (December 13, 2019). Accessed April 28, 2024. https://ejournal.unsrat.ac.id/v3/index.php/chemprog/article/view/650.