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2. Al-Mutaz, I. S.: 1987, ?By-Product Recovery from Saudi Deslination Plants?, Third World Congress on Desalination and Water Reuse, Cannes, France, Sept. 14?17.
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4. WarkK. and WarnerC. F.: 1981, ?Air Pollution: Its Origin and Control?, 2nd ed., Harper & Row Pub., New York.
5. Saudi Meteorology and Environmental Protection Administration: 1986 ?Monitoring Air Quality in Jeddah Air Defense Base?, MEPA, Jeddah, October.