TY - JOUR A1 - Kołodziejczyk, Danuta 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/98145/mainfile.pdf L2 - http://journals.pan.pl/Content/98145 PY - 2013 IS - vol. 36 T1 - The Spatial Diversity of Water Supply and Sewer Systems in Polish Rural Areas in the 1995-2010 Period UR - http://journals.pan.pl/dlibra/publication/edition/98145 T2 - Studia Regionalia ER -