Sonali Arun Kale, and Gaikwad Prajakta Pradip. “Intelligent Microcontroller-Driven Campus Bell System With Real-Time Schedule Integration”. Journal of Microprocessor and Microcontroller Research (August 27, 2024): 62–69. Accessed June 18, 2026. https://www.matjournals.net/engineering/index.php/JoMMR/article/view/867.