Ningtias DR, Wahyudi B, Firdaus I. Rancang Bangun Water Seal Drainage (WSD) Khusus Thorax. J. Teori Apl. Fis. [Internet]. 2020Jul.30 [cited 2025Oct.28];8(2):169-74. Available from: https://jtaf.fmipa.unila.ac.id/index.php/jtaf/article/view/254