Problem 10806. - Hassan Ali Shah Ali (Am. Math. Mon., 2000)

Extrema for Constrained Elementary Symmetric Functions: 10694. - Hassan Ali Shah Ali; John H. Lindsey II (Am. Math. Mon., 2000)

A Difference of Square Roots: 10806. - Hassan Ali Shah Ali; Keith A. Kearnes; Ágnes Szendrei; Zafar Ahmed; M. A. Prasad; et al. (Am. Math. Mon., 2001)

Getting the Same Weighted Average Two Ways: 10737. - Hassan Ali Shah Ali; et al. (Am. Math. Mon., 2001)