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Economic and Regional Studies > 2017 > 10 > 4
Wieś i Rolnictwo > 2016 > 4
Economic and Regional Studies > 2015 > 8 > 3
Polish Journal of Ecology > 2014 > 62 > 1
Intercathedra > 2013 > 29 > 3
Intercathedra > 2012 > 28 > 4