ZubairuT. brahim Z., and GwandaY. I. “ECONOMIC ORDER QUANTITY (EOQ) MODEL: WEIBULL AMELIORATING ITEMS WITH CONSTANT DEMAND RATE”. FUDMA JOURNAL OF SCIENCES, Vol. 8, no. 5, Oct. 2024, pp. 344 -9, doi:10.33003/fjs-2024-0805-2726.