Implementasi Scan Barcode Peminjaman Buku Perpustakaan Elektro Polnep berbasis ESP32 Dan Google Spreadsheets. ENTRIES [Internet]. 2025 Jun. 2 [cited 2026 Feb. 8];4(2):7-10. Available from: https://jurnal.politap.ac.id/index.php/entries/article/view/1804