In recent decades, reverse logistics has garnered considerable attention since it recovers
value of returning products, satisfies environmental requirements, and pays attention to …

Sustainable supply chain management has received much attention form researchers and
practitioners over the past decade owing to the increasing awareness regarding …

Shortest path problem is one of the most fundamental components in the fields of
transportation and communication networks. This paper concentrates on a shortest path …

This paper investigates a multi-objective supplier selection and order allocation problem
under quantity discounts in a fuzzy environment. Prior research on supplier selection and …

Queuing systems (QS) represent everyday life in all business and economic systems. On the
one hand, and there is a tendency for their time and cost optimization, but on the other hand …

The concept of supply chain management (SCM) has received increasing attention from
academicians, consultants and business managers. In the highly competitive scenario …

Purpose–In the contemporary global market, supplier selection represents a crucial process
for enhancing firms' competitiveness. This is a multi-criteria decision-making problem that …

With the intensification of the global competition scene, the need for flexibility and
appropriate response of manufacturing and industrial companies to gain and maintain their …

The qualitative and quantitative factors influence the supplier selection problem. The
selection of an efficient supplier is a difficult task and is a multi-criteria decision-making …

We have considered the problem of manpower planning with Annualized hours (AH)
flexibility. AH is a method of distributing working hours with respect to the demand over a …