Wibowo, A., Gunawan, R., & Sitorus, S. (2019). Membrane Studying Molecule of Chitosan as Proton Exchange Membrane with Ab Initio Methods. JURNAL KIMIA MULAWARMAN, 17(1), 16-23. Retrieved from http://jurnal.kimia.fmipa.unmul.ac.id/index.php/JKM/article/view/462