Yasin M, Pujiyanto P, Anngita D, Fanany IA. Sodium Sulfate (Na2SO4) Detection Using Graphene Coated Microfiber. IAPL [Internet]. 2020 Aug. 11 [cited 2024 Sep. 8];1(1):23-8. Available from: https://e-journal.unair.ac.id/IAPL/article/view/21336