“Design and Development of Tri-Functional Automatic Plant Spray with Soil Moisture Sensor and GSM Module-Based Monitoring System: Vol.3, No.1A” (2024) Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, 3(1A). Available at: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/12765 (Accessed: 6 December 2025).