Fakhri, Makram A.
Al-Douri, Y.
Hashim, U.
Salim, Evan T.
Prakash, Deo
Verma, K. D.
Funding for this research was provided by:
Universiti Malaysia Perlis (9007-00111, 9007-00185)
The World Academy of Sciences (visit to JUST-Jordan under a TWAS-UNESCO Associateship)