If you are experiencing problems downloading PDF or HTML fulltext, our helpdesk recommend clearing your browser cache and trying again. If you need help in clearing your cache, please click here . Still need help? Email email@example.com
Authors: Hussain, G.; Al-Jaloud, A.A.; Al-Shammary, S.A.; Karimulla, S.; Al-Aswad, S.O.
Document Type: Research Article
Affiliations: Research Institute of Natural Resources and Environment, King Abdulaziz City for Science and Technology, P.O. Box 6086, Riyadh 11442, Saudi Arabia
Publication date: August 1, 1997