Uni-directional versus Bi-directional Search Techniques: An Experimental Assessment. - Abdel Elah Al-Ayyoub; Fawaz Ahmed Masoud; Haider Ali Ramadhan (IC-AI, 1999)

Heuristic search revisited. - Abdel Elah Al-Ayyoub; Fawaz Ahmed Masoud (J. Syst. Softw., 2000)

How good is the critical factor concept in estimating the average number of character comparisons per item in string sorting? - Suleiman H. Mustafa; Fawaz Ahmed Masoud (J. Syst. Softw., 2001)