Volume 54 (2020) no. 3

Table of contents

Comparisons of customer behavior in Markovian queues with vacation policies and geometric abandonments
p. 615-636
An exact minimax penalty function approach to solve multitime variational problems
p. 637-652
A neoteric approach to geometric shipment policy in an integrated supply chain with setup cost reduction and freight cost using service level constraint
p. 653-673
The analysis of a discrete time finite-buffer queue with working vacations under Markovian arrival process and PH-service time
p. 675-691
Supply chain encroachment with quality decision and different power structures
p. 693-718
The impact of oil price changes on efficiency of banks: An application in the Middle East oil exporting countries using SORM-DEA
p. 719-748
A hybrid fix-and-optimize heuristic for integrated inventory-transportation problem in a multi-region multi-facility supply chain
p. 749-782
Variant impatient behavior of a Markovian queue with balking reserved idle time and working vacation
p. 783-793
Inventory management strategies for the Calabrian hospitals system
p. 795-813
The disasters queue with working breakdowns and impatient customers
p. 815-825
Store-brand introduction and production arrangement in the presence of multiple retailers
p. 827-843
A heuristic for the minimum cost chromatic partition problem
p. 845-871
New proposals for modelling and solving the problem of covering solids using spheres of different radii
p. 873-882
Research Article
Retailer’s decision selection with dual supply uncertainties under different reliability levels of serving the market
p. 883-911
General lot-sizing and scheduling for perishable food products
p. 913-931