A. Al-Hemiri A, Deaa Nasiaf A. THE USE of DIRECT SOLAR ENERGY in ABSORPTION REFREGERATION EMPLOYING NH3 – H2O SYSTEM. IJCPE [Internet]. 2010 Dec. 30 [cited 2024 May 16];11(4):13-21. Available from: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/387