Ezeldin، R. H. (2017). Cloud Point Extraction for Separation of Some Metal Ions from Aqueous Solutions by using Polyethylene Glycol as a Surfactant. المجلة الليبية العالمية، ع31 ، 1 - 11. مسترجع من http://search.mandumah.com/Record/1008937
Ezeldin، Rihab H. "Cloud Point Extraction for Separation of Some Metal Ions From Aqueous Solutions By Using Polyethylene Glycol As a Surfactant." المجلة الليبية العالمية ع31 (2017): 1 - 11. مسترجع من http://search.mandumah.com/Record/1008937