SAKHIR, Abbas Alwi; MAHMOUD, Rawnak Khalid. The effect of nano-particles concentration AL2O3 on the performance in compression refrigeration system. Technium: Romanian Journal of Applied Sciences and Technology, Constanta, Romania, v. 3, n. 4, p. 67–80, 2021. Disponível em: https://www.techniumscience.com.techniumscience.pluscommunication.eu/index.php/technium/article/view/3808. Acesso em: 17 apr. 2026.