Metode Pervaporator-Flow Injection (PV-FI) untuk Penentuan Nitrogen dalam Sampel Pupuk Secara In-Line. Jurnal Kimia Valensi, [S. l.], v. 2, n. 4, 2012. DOI: 10.15408/jkv.v2i4.265. Disponível em: https://journal.uinjkt.ac.id/valensi/article/view/265. Acesso em: 26 oct. 2025.