TY - JOUR A1 - Heffner, Krystian A1 - Twardzik, Malgorzata PB - Polish Academy of Sciences – Committee for Spatial Economy and Regional Planning and European Regional Science Association (ERSA) Polish Section L1 - http://journals.pan.pl/Content/98179/mainfile.pdf L2 - http://journals.pan.pl/Content/98179 PY - 2013 IS - vol. 37 T1 - Final conclusions UR - http://journals.pan.pl/dlibra/publication/edition/98179 T2 - Studia Regionalia ER -