1. Assistant Professor, Dept. of City and Regional Planning, King Fahd Univ. of Petroleum and Minerals, Dhahran 31261, Saudi Arabia; School of Engineering, Univ. of British Columbia Okanagan, Kelowna, BC, Canada V1V 1V7 (corresponding author).
2. Professor, Dept. of City and Regional Planning, King Fahd Univ. of Petroleum and Minerals, Dhahran 31261, Saudi Arabia.
3. Graduate Student, Dept. of City and Regional Planning, King Fahd Univ. of Petroleum and Minerals, Dhahran 31261, Saudi Arabia.