RAMADHANI, Hadrian Luthfi Arischa; FAUZIYAH, Neng Lida Hidayatul; ANDINI, Lisa Tri; RAKHMAWATI, Hidayatur; AENI, Frieska Khoerotul; NAYSHILA RAMADHANI, Aerin. Penerapan Sistem Surat Izin Masuk dan Keluar Berbasis Tanda Tangan Elektronik dan QR Code. Digital Transformation Technology, [S. l.], v. 6, n. 1, p. 158–164, 2026. DOI: 10.47709/digitech.v6i1.7451. Disponível em: https://itscience.org/jurnal/index.php/digitech/article/view/7451. Acesso em: 2 sep. 2026.