Nadjib M, Wahyudi W, Anggara F, Irawan YH. Effectiveness of capsules installation containing paraffin wax in a solar water heater. Sinergi [Internet]. 2022 Jun. 1 [cited 2026 Jun. 29];26(2):229-36. Available from: https://publikasi.mercubuana.ac.id/index.php/sinergi/article/view/13246