Performance Evaluation of Arduino-Based Ultrasonic Sensors and GSM SMS for Community-Level Flood Warnings. Journal of Computer Science and Technological Enquiry, [S. l.], v. 2, n. 1, p. 35–53, 2026. DOI: 10.65496/jcste.2026.74. Disponível em: https://journals.noesispub.com/index.php/jcste/article/view/74. Acesso em: 26 sep. 2026.