Journal of the Egyptian Mathematical Society
Journal of the Egyptian Mathematical Society > 2014 > 22 > 1 > 50-54
Journal of the Egyptian Mathematical Society > 2014 > 22 > 2 > 311-316
Journal of the Egyptian Mathematical Society > 2014 > 22 > 3 > 544-549
Journal of the Egyptian Mathematical Society > 2015 > 23 > 1 > 49-55
Journal of the Egyptian Mathematical Society > 2015 > 23 > 1 > 31-36
Journal of the Egyptian Mathematical Society > 2015 > 23 > 2 > 321-325
Journal of the Egyptian Mathematical Society > 2016 > 24 > 1 > 30-36
Journal of the Egyptian Mathematical Society > 2016 > 24 > 2 > 210-213
Journal of the Egyptian Mathematical Society > 2017 > 25 > 1 > 28-36