HERTINA, D. R.; WIDIYANTO, M. T. A. C. Uji Validitas International Standard Of Serial Number (Issn) Online Or E-Issn Menggunakan Aritmatika Modulo. KILAT, [S. l.], v. 8, n. 1, p. 37–47, 2019. DOI: 10.33322/kilat.v8i1.462. Disponível em: https://jurnal.itpln.ac.id/kilat/article/view/462. Acesso em: 25 apr. 2024.