Sagala A, Siagian P, Tambunan I, Simanjuntak T. Implementation of Portable Off-Grid Solar Water Pump for Irrigation Systems. Mantik [Internet]. 2022Feb.18 [cited 2026May2];5(4):2542-8. Available from: https://www.iocscience.org/ejournal/index.php/mantik/article/view/1811