Onosevwohwo PO, Tsetimi J. AN M/M/r QUEUING MODEL FOR BANK TELLER COUNTER IN ABRAKA, DELTA STATE, NIGERIA. NJSE [Internet]. 2023 Jun. 7 [cited 2024 May 20];21(1). Available from: https://delsunjse.com/index.php/njse/article/view/109