A. Al-Hemiri, A. and Deaa Nasiaf, A. 2010. THE USE of DIRECT SOLAR ENERGY in ABSORPTION REFREGERATION EMPLOYING NH3 – H2O SYSTEM. Iraqi Journal of Chemical and Petroleum Engineering. 11, 4 (Dec. 2010), 13–21. DOI:https://doi.org/10.31699/IJCPE.2010.4.2.