AN EOQ MODEL FOR INSTANTANEOUS DETERIORATING ITEMS WITH HYBRID PRICE & STOCK DEPENDENT DEMAND WITH PARTIAL BACKLOGGING & ADVANCE PAYMENT RELATED DISCOUNT FACILITIES UNDER TWO LEVEL TRADE CREDIT PERIOD. JRA [Internet]. 2023 Dec. 15 [cited 2024 Dec. 22];5(2):13289-305. Available from: https://journlra.org/index.php/jra/article/view/1629