Hermawan, D. et al. 2026. Design and Development of an Internet of Things-Based Soil pH and Moisture Monitoring System for Oil Palm Plants. Jurnal SINTIKA (Jurnal Sistem Informasi, Teknik Informatika, dan Sistem Komputer). 2, 3 (Sep. 2026), 246–252. DOI:https://doi.org/10.65359/t9vq9k07.