Solka, Gusroby, Nuzul Hidayat, Andrizal Andrizal, and Remon Lapisa. “Analisis Coeffisient of Performance (COP) Trainer Sistem Pengkondisian Udara Pada Putaran 2970 Rpm”. JTPVI: Jurnal Teknologi dan Pendidikan Vokasi Indonesia 1, no. 1 (February 8, 2023): 51–66. Accessed November 23, 2024. https://jtpvi.ppj.unp.ac.id/index.php/jtpvi/article/view/7.