Marhaeni M, Dinata RM, Sofwan A, Suryadi D, Purnomo N. Desain dan Implementasi Sistem Presensi Portabel Berbasis Internet of Things dengan Validasi Multi-Faktor untuk Akuntabilitas Tenaga Kerja Lapangan: Design and Implementation of a Portable Internet of Things-Based Attendance System with Multi-Factor Validation for Field Workforce Accountability. MALCOM [Internet]. 2026Apr.20 [cited 2026Oct.3];6(2):651-62. Available from: https://www.journal.irpi.or.id/index.php/malcom/article/view/2618