sagala, albert, J. Sitompul, J. Hutauruk, and R. Sitorus. “Smart Farming- Drip Irrigation Controlled Using LR-WPAN With Hybrid Power”. Jurnal Sistem Informasi Dan Ilmu Komputer Prima(JUSIKOM PRIMA), vol. 5, no. 2, Feb. 2022, pp. 135 -40, doi:10.34012/jurnalsisteminformasidanilmukomputer.v5i2.2462.