B. Suhartono, Fella Fella. Sistem Informasi Perpustakaan SMK N 3 Kendal Berbasis QR Code. Modem [Internet]. 2026 Jan. 31 [cited 2026 Feb. 28];4(1):223-44. Available from: https://journal.aptii.or.id/index.php/Modem/article/view/830