Rilandani, R., Prima, W. and Efendi, R. (2020) “Design of Watering Tools for NodeMCU-Based Palm Seedlings: Rancang Bangun Alat Penyiraman Bibit Kelapa Sawit Berbasis NodeMCU”, Journal of Vocational Education and Information Technology (JVEIT), 1(1), pp. 20–26. doi: 10.56667/jveit.v1i1.56.