«Profile of a Don - Prof. Eme Osim Retires», NJPS, libk. 35, zenb. 2, or. 115–116, ots. 2021, Eskuratua: 2026(e)ko apirilaren 6(e)an. [Sarean]. Available at: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1652