This paper studies three continuous review economic order quantity models for time-
dependent deterioration using preservation technology. First, a crisp model is developed …

Incorporation of quality and environmental concerns in production and inventory models has
received considerable attention in the inventory management literature; however …

In this paper, we develop a closed-loop supply chain model with two suppliers, one
manufacturer and one retailer. The manufacturer produces a single product in batches using …

This review study provides a comprehensive analysis of the classification of inventory
models, with a focus on incorporating various fuzzy demand functions. The incorporation of …

This paper deals with an adaptation of an application of nonlinear heptagonal dense fuzzy
number. The concept of linear and as well as non-linear for both symmetric and asymmetric …

This paper deals with the classical backorder economic order quantity inventory model
under cloudy fuzzy environment. The traditional concepts on fuzziness of the fuzzy …

This study develops an integrated vendor–buyer inventory model for a supply chain where
quality issues and human error affect its coordination. Each lot shipped to the buyer contains …

Even though publications on fuzzy inventory problems are constantly increasing, modelling
the decision maker's characteristics and their effect on his/her decisions and consequently …

In this paper, we proposed a sustainable inventory model with a learning effect for imperfect
quality items under different kinds of fuzzy environments like crisp, general fuzzy, cloudy …

This paper extends an economic order quantity (EOQ) model for items with imperfect quality
based on two different holding costs and learning considerations. This is one of the few …