Kannapan, Adaikan, and Elmy Johana Mohamad. 2023. “IoT Based Soil Nutrient Development Monitoring System for Smart Pineapple Farming Using Firebase”. Evolution in Electrical and Electronic Engineering 4 (2): 317-23. https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/10417.