TY - JOUR A1 - Klasik, Andrzej A1 - Kudłacz, Tadeusz PB - Polish Academy of Sciences – Committee for Spatial Economy and Regional Planning and European Regional Science Association (ERSA) Polish Section L1 - http://www.journals.pan.pl/Content/98254/mainfile.pdf L2 - http://www.journals.pan.pl/Content/98254 PY - 2015 IS - vol. 43-44 T1 - Preface UR - http://www.journals.pan.pl/dlibra/publication/edition/98254 T2 - Studia Regionalia ER -