1. Institute of Materials and Environmental ChemistryResearch Centre for Natural SciencesHungarian Academy of SciencesBudapest Hungary
2. Laboratory for Chemical KineticsEötvös Loránd UniversityBudapest Hungary
3. Department of Mathematical AnalysisBudapest University of Technology and EconomicsBudapest Hungary
4. Department of Science and EngineeringJohn von Neumann UniversityKecskemét Hungary