A Backlogging Model and a Multi-Echelon Model of a Dynamic Economic Lot Size Production System—A Network Approach A Backlogging Model and a Multi-Echelon Model of a Dynamic Economic Lot Size Production System---A Network Approach A SUPPLY CHAIN MODEL OF VENDOR MANAGED INVENTORY WITH PARTIAL BACKLOGGING A Supply Chain Model of Vendor Managed Inventory With Partial Backlogging Inventory models with ramp type demand rate, partial backlogging and Weibull deterioration rate An inventory model for deteriorating items with partial backlogging and permissible delay in payments An EOQ Model for Deteriorating Items with Time Varying Demand and Partial Backlogging An optimal replenishment policy for deteriorating items with time-varying demand and partial backlogging An EOQ model for perishable items under stock-dependent selling rate and time-dependent partial backlogging An optimal replenishment policy for non-instantaneous deteriorating items with stock-dependent demand and partial backlogging