Putri, Renny Eka, Widi Darmadi, Dinah Cherie, and Aninda Tifani Puari. “The Design of Automatic Soil PH Control System on Aloe Vera Cultivation With an Integration of Internet of Things (IoT)”. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering) 12, no. 3 (September 1, 2023): 597–609. Accessed December 26, 2025. http://jurnal.fp.unila.ac.id/index.php/JTP/article/view/6924.