| Accessibility, usability, and security evaluation of Hungarian government websites B Csontos, I Heckl Universal Access in the Information Society 20, 139-156, 2021 | 68 | 2021 |
| Synthesis of sustainable energy supply chain by the P-graph framework L Vance, H Cabezas, I Heckl, B Bertok, F Friedler Industrial & Engineering Chemistry Research 52 (1), 266-274, 2013 | 63 | 2013 |
| Process synthesis involving multi-period operations by the P-graph framework I Heckl, L Halász, A Szlama, H Cabezas, F Friedler Computers & Chemical Engineering 83, 157-164, 2015 | 56 | 2015 |
| Designing sustainable energy supply chains by the P-graph method for minimal cost, environmental burden, energy resources input L Vance, I Heckl, B Bertok, H Cabezas, F Friedler Journal of Cleaner Production 94, 144-154, 2015 | 56 | 2015 |
| Solution of separation-network synthesis problems by the P-graph methodology I Heckl, F Friedler, LT Fan Computers & Chemical Engineering 34 (5), 700-706, 2010 | 52 | 2010 |
| Use the P-graph framework to design supply chains for sustainability H Cabezas, I Heckl, B Bertok, F Friedler Chemical Engineering Progress 111 (1), 41-47, 2015 | 30 | 2015 |
| Regional Optimizer (RegiOpt)–Sustainable energy technology network solutions for regions KH Kettl, N Niemetz, N Sandor, M Eder, I Heckl, M Narodoslawsky Computer aided chemical engineering 29, 1959-1963, 2011 | 27 | 2011 |
| Algorithmic synthesis of an optimal separation network comprising separators of different classes I Heckl, Z Kovács, F Friedler, LT Fan, J Liu Chemical Engineering and Processing: Process Intensification 46 (7), 656-665, 2007 | 27 | 2007 |
| An accelerated Branch-and-Bound algorithm for assignment problems of utility systems AM Strouvalis, I Heckl, F Friedler, AC Kokossis Computers & Chemical Engineering 26 (4-5), 617-630, 2002 | 27 | 2002 |
| Optimal design of renewable energy systems with flexible inputs and outputs using the P‐graph framework A Szlama, I Heckl, H Cabezas AIChE Journal 62 (4), 1143-1153, 2016 | 26 | 2016 |
| Waste to energy for small cities: economics versus carbon footprint W Ng, P Varbanov, J Klemeš, M Hegyhati, B Bertok, I Heckl, H Lam Chemical Engineering Transactions 35, 889-894, 2013 | 24 | 2013 |
| Scheduling of bus maintenance by the P-graph methodology R Adonyi, I Heckl, F Olti Optimization and Engineering 14, 565-574, 2013 | 20 | 2013 |
| Network synthesis for a district energy system: a step towards sustainability C Weber, I Heckl, F Friedler, F Marechal, D Favrat Computer Aided Chemical Engineering 21, 1869-1874, 2006 | 19 | 2006 |
| Designing sustainable supply chains in the energy-water-food nexus by the P-graph methodology I Heckl, H Cabezas, F Friedler Chemical Engineering Transactions 45, 1351-1356, 2015 | 18 | 2015 |
| Integrated synthesis of optimal separation and heat exchanger networks involving separations based on various properties I Heckl, F Friedler, LT Fan Heat transfer engineering 26 (5), 25-41, 2005 | 17 | 2005 |
| Improving accessibility of CMS-based websites using automated methods B Csontos, I Heckl Universal Access in the Information Society 21 (2), 491-505, 2022 | 16 | 2022 |
| Modeling technique in the P-Graph framework for operating units with flexible input ratios A Éles, I Heckl, H Cabezas Central European Journal of Operations Research 29 (2), 463-489, 2021 | 16 | 2021 |
| Synthesis and techno-economic analysis of pyrolysis-oil-based biorefineries using P-graph AP Pinheiro Pires, L Martinez-Valencia, AH Tanzil, M Garcia-Perez, ... Energy & Fuels 35 (16), 13159-13169, 2021 | 15 | 2021 |
| PNS solutions: A P-graph based programming framework for process network synthesis V Varga, I Heckl, F Friedler, LT Fan CHEMICAL ENGINEERING 21, 2010 | 14 | 2010 |
| Event-driven simulation method for fuel transport in a mesh-like pipeline network B Csontos, L Halász, I Heckl Computers & Chemical Engineering 157, 107611, 2022 | 12 | 2022 |
