Arief Umarjati and Wibowo, A. 2020. Implementasi JWT pada Aplikasi Presensi dengan Validasi Fingerprint, Geotagging dan Device Checker: JWT Implementation in Attendance Applications with Fingerprint Validation, Geotagging and Device Checker . Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi). 4, 6 (Dec. 2020), 1085 – 1091. DOI:https://doi.org/10.29207/resti.v4i6.2650.