The Hellenic Operational Research Society (HELORS) is honored to invite you to attend the 2nd International Symposium and 24th National Conference on Operational Research which will be held in the Crowne Plaza, Athens City Centre, Greece, September 26-28, 2013.


The general aim of the Conference is to facilitate the exchange of scientific and technical information related to Operational Research and to promote international co-operation among the countries.

Invited Speakers

Nelson Maculan 

Full Professor of Optimization, Dept. of Systems Engineering and Computer Science, Graduate School of Engineering, COPPE, Federal University of Rio de Janeiro. President of the International Federation of Operational Research Societies (IFORS).

Distinguished Professor at the University of Florida. Scientific Advisor of the LATNA Laboratory, Higher School of Economics, Moscow, Russia. 2013 EURO Gold Medal Winner at the EURO XXVI Conference

Roman Slowinski 

Professor and Founding Head of the Laboratory of Intelligent Decision Support Systems within the Institute of Computing Science, PoznaƄ University of Technology, Poland.
Coordinating Editor of the European Journal of Operational Research (EJOR).

CNRS (Centre National de laRechercheScientifique) research director at LAMSADE, Université Paris Dauphine.
Former President of the Association of European OR Societies (EURO).

Conference Topics

  • Banking & Financial Decision Making
  • Combinatorial Optimization & Integer Programming
  • Construction Project Management
  • Data Envelopment Analysis & Performance Measurement
  • Data Mining Analytics for Business Intelligence
  • Decision Support Systems
  • Game Theory
  • E-Commerce in Operations Management
  • E-Government Strategies
  • eGovernment / mGovernment Security
  • Energy Policy & Planning
  • Energy Management
  • Energy Risk Management
  • Governance and Policy Modeling
  • Greening Government
  • Heuristics, Metaheuristics & Nature Inspired Optimization Algorithms
  • International Energy Relations
  • Linear & Nonlinear Programming
  • Locational Analysis
  • Logistics & Supply Chain Management
  • Marketing & Operations Management
  • Mathematical Programming
  • Military Operational Research
  • Mathematical Modeling & Decision Making
  • Multiple Criteria Decision Analysis & Multi-Objective Optimization
  • Network Optimization & Telecommunications
  • One-Stop Government and Services Integration
  • Open Government and Transparency
  • Optimization Software
  • Optimal Control
  • O.R. in Agriculture and Forest Management
  • Parallel Processing in O.R. & Grid Computing
  • Project Management & Scheduling
  • Risk Analysis & Management
  • Statistics & Stochastics
  • Structural Optimization

Latest News

Annals of Operations Research Special Issue
ORIJ Special issue
Change of Venue

Important Dates

  • Deadline for abstract submission: August 25, 2013 
  • Notification of acceptance:  August 31, 2013 
  • Deadline for early registration:  September 12, 2013 
  • Conference dates: September 26-28, 2013
  • Organization



    Management and Decision Support Systems Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens
      University of Piraeus
      Technical University of Crete





    1. The Abstracts submitted and approved for presentation will be included in the Book of abstracts that will be distributed at the beginning of the Conference. 

    2. The papers to be presented in the conference will be included after review in the Book of proceedings, in electronic form with the official ISBN:  978-618-80361-1-6. The paper should be written in English, with maximum of 5 pages, to be compatible with the relevant format and be submitted by October 31 at the following e-mail address: eeee2013@epu.ntua.gr

    3. In addition, selected papers will be published, after review, in Special Issues of the International Scientific Journals:

    The paper that will be submitted for publication in the above journals should be written in English and in accordance with the policy of the Editor. Condition for inclusion of your paper in Books or in the process of publication in a Special Issue is at least one of the authors to have participated in the Conference.