Ali, N., Feranita, F., Pratama, Y., Marpaung, N., Rosma, I., & Suwitno, S. (2023). Photovoltaic Solar Energy as a Power Source for Coal Waste Measurement Equipment. Journal Of Ocean, Mechanical And Aerospace -Science And Engineering-, 67(2), 58-62. doi:10.36842/jomase.v67i2.346