Desvazulinda, E., Friadi, J., & Hidayat, F. (2021). Android-Based Online Exam Information System In SMK Pertiwi Batam: Sistem Informasi Ujian Online Berbasis Android Di Smk Pertiwi Batam. Journal of Vocational Education and Information Technology (JVEIT), 2(1), 43–47. https://doi.org/10.56667/jveit.v2i1.240