Nurhaida, Indah Susanti, Yonki Alexander Volta, and M Hafiz Muzakki. “Battery Analysis in Off Grid Solar Power Plant As A Power Source for AC Motor Automatic Coffee Roaster Machine Capacity 20 Kg”. International Journal of Research in Vocational Studies (IJRVOCAS) 4, no. 2 (August 31, 2024): 16–22. Accessed October 6, 2024. https://journal.gpp.or.id/index.php/ijrvocas/article/view/258.