Garba AI, Haruna M, Maryam S, Suleiman I. COUNTING THE ORBITS OF Γ_1- NON-DERANGED PERMUTATION GROUP. AJSM [Internet]. 2021 Nov. 30 [cited 2026 Apr. 18];7(11):1-7. Available from: http://cirdjournals.com/index.php/ajsm/article/view/524