Development of a Web-Based E-Canteen Information System Using the SDLC Method to Improve Canteen Service Efficiency at Al Washliyah University Labuhanbatu. CSRID [Internet]. 2026 Jun. 30 [cited 2026 Oct. 11];18(2):395-408. Available from: https://csridjournal.potensi-utama.org/index.php/CSRIDjournal/article/view/402