L1 - http://www.journals.pan.pl/Content/101874/PDF/Len%20Drzewica.pdf L2 - http://www.journals.pan.pl/Content/101874 PY - 2017 IS - No 33 KW - land consolidation, land exchange, land owned by non-residents, patchwork of fields A1 - Leń, Przemysław PB - Polish Academy of Sciences; Institute of Technology and Life Sciences - National Research Institute T1 - The size of the external patchwork of fields as an indicator of the need for land consolidation and exchange in the villages of the commune of Drzewica UR - http://www.journals.pan.pl/dlibra/publication/edition/101874 T2 - Journal of Water and Land Development