MISZTAL, Małgorzata. “On the Application of Selected Exploratory Data Analysis Methods to Assess Differences in the Level of Sustainable Development in the Environmental Domain of Voivodships in Poland”. Economic and Environmental Studies 18, no. 2 (46) (October 31, 2018): 747–761. Accessed November 2, 2024. https://czasopisma.uni.opole.pl/index.php/ees/article/view/101.