Albino, Michael G., Menchie A. Dela Cruz, and Regina F. Amistad. “Development of E-Genius Shopping Cart Billing Estimator Using Arduino Microcontroller”. International Journal of Innovative Analyses and Emerging Technology 1, no. 6 (November 19, 2021): 110–117. Accessed November 24, 2024. https://oajournals.net/index.php/ijiaet/article/view/649.