Niswah, Muhlishatun, and Zulrahmadi. 2023. “Sistem Informasi Presensi Karyawan Berbasis Web Dan SMS Gateway Di SMK Dr. Indra Adnan Indragiri College”. Jurnal Indragiri Penelitian Multidisiplin 3 (3):35-42. https://doi.org/10.58707/jipm.v3i3.490.