Kowalik, Jan, Faculty of Management, Czestochowa University of Technology, Czestochowa, Poland, Poland

• PEOPLE: International Journal of Social Sciences Vol. 3 No. 2 (2017): Regular Issue - Articles
  REGIONAL DIVERSIFICATION OF THE LEVEL OF ECONOMIC DEVELOPMENT IN POLAND
  Abstract  PDF
• PEOPLE: International Journal of Social Sciences Vol. 3 No. 2 (2017): Regular Issue - Articles
  BIOGAS PLANTS AS AN ELEMENT OF PROSUMER ENERGY DEVELOPMENT IN THE EUROPEAN UNION
  Abstract  PDF
• PEOPLE: International Journal of Social Sciences Vol. 3 No. 2 (2017): Regular Issue - Articles
  PROSUMER ENERGY DIFFUSION DETERMINANTS IN ASSOCIATION WITH LOCAL PLANS OF LOW EMISSION - SMOG - REDUCTION
  Abstract  PDF