OOIR: Observatory of International Research

Papers

(The TQCC of 4OR-A Quarterly Journal of Operations Research is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Patient referral strategy and cost sharing for a medical consortium	42
Approximating the chance-constrained capacitated vehicle routing problem with robust optimization	41
Methods for combinatorial optimization and their applications	37
Moderate exponential-time algorithms for scheduling problems	22
Acknowledgement to referees	19
Multi-neighborhood search for combinatorial optimization	15
A study on sequential minimal optimization methods for standard quadratic problems	11
An efficient iterated greedy algorithm for a multi-objective no-wait flow shop problem with sequence dependent setup times	9
Empirical analysis of stochastic local search behaviour: connecting structure, components and landscape	8
21 volumes for the 21st century	8
A tutorial on Branch-Price-and-Cut algorithms	8
Time-locked free trial strategy in duopoly markets with switching costs	7
Constraint qualifications and optimality conditions for robust nonsmooth semi-infinite multiobjective optimization problems	7
Critical node/edge detection problems on trees	6
Preference learning and multiple criteria decision aiding: differences, commonalities, and synergies—part II	6
Optimizing city logistics: analyzing the benefits of a city hub and integrated inventory routing decisions	6
Consensus reaching process for portfolio selection: a behavioral approach	5
A note on batch scheduling on a two-machine flowshop with machine-dependent processing times	5
Matheuristics: using mathematics for heuristic design	4
Multiple criteria sorting models and methods. Part II: theoretical results and general issues	4
An introduction to variational quantum algorithms for combinatorial optimization problems	4
Air transport network optimization: analysis and selection of new markets	4
A multidimensional spatial model for preference representation in multi-criteria group decision aiding	4
Stakeholder involvement in decision making: the development of a mass participation tool	3
Lexicographic optimization for the multi-container loading problem with open dimensions for a shoe manufacturer	3

On finding the community with maximum persistence probability	2
Max–max, max–min, min–max and min–min knapsack problems with a parametric constraint	2
Exploiting hypergraphs’ properties in binary polynomial optimization	2
Scheduling on single and parallel machines with constrained resources: batching or shared memory environments	2
Dealing with inequality constraints in large-scale semidefinite relaxations for graph coloring and maximum clique problems	2
Acknowledgement to referees	2