Saputra Sidabutar, Baginda, Nasruddin A. Abdullah, Nazaruddin Abdul Rahman, and Fazri Amir. “Thermal Performance Enhancement of Solar Water Heaters Using Phase Change Materials in Flat Plate Collectors”. JURUTERA - Jurnal Umum Teknik Terapan 11, no. 02 (December 30, 2024): 92-99. Accessed September 19, 2024. https://ejurnalunsam.id/index.php/jurutera/article/view/10363.