GARBA, A. I.; HARUNA, M.; MARYAM, S.; SULEIMAN, I. COUNTING THE ORBITS OF Γ_1- NON-DERANGED PERMUTATION GROUP. Academic Journal of Statistic and Mathematics, [S. l.], v. 7, n. 11, p. 1–7, 2021. Disponível em: http://cirdjournals.com/index.php/ajsm/article/view/524. Acesso em: 18 apr. 2026.