Journal of King Saud University - Science
Journal of King Saud University - Science > 2012 > 24 > 2 > 171-177
Journal of King Saud University - Science > 2012 > 24 > 3 > 227-232
Journal of King Saud University - Science > 2014 > 26 > 4 > 267-275
Journal of King Saud University - Science > 2015 > 27 > 1 > 1-6
Journal of King Saud University - Science > 2015 > 27 > 3 > 204-208