Reihe Contributions to EconomicsKesra Nermend × Vector Calculus in Regional Development AnalysisComparative Regional Analysis Using the Example of PolandKesra NermendPhysicaSoftcover2010 Vector Calculus in Regional Development AnalysisComparative Regional Analysis Using the Example of PolandKesra NermendPhysicaHardcover2009 Vector Calculus in Regional Development AnalysisComparative Regional Analysis Using the Example of PolandKesra NermendPhysicaeBook2009