, , , and . “Automatic Garden Umbrella Prototype With Light and Rain Sensor Based on Arduino Uno Microcontroller”. International Journal of Artificial Intelligence & Robotics (IJAIR) 2, no. 2 (December 1, 2020): 42-51. Accessed May 3, 2024. https://ejournal.unitomo.ac.id/index.php/ijair/article/view/3152.