Automatic Garden Umbrella Prototype with Light and Rain Sensor Based on Arduino Uno Microcontroller. International Journal of Artificial Intelligence & Robotics (IJAIR), [S. l.], v. 2, n. 2, p. 42–51, 2020. DOI: 10.25139/ijair.v2i2.3152. Disponível em: https://ejournal.unitomo.ac.id/index.php/ijair/article/view/3152. Acesso em: 17 jun. 2026.