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Medycyna Weterynaryjna > 2018 > 74 > 10
Polish Journal of Ecology > 2017 > Vol. 65, nr 1 > 97--109
Polish Journal of Ecology > 2016 > 64 > 4
Polish Journal of Ecology > 2014 > 62 > 2
Polish Journal of Ecology > 2014 > Vol. 62, nr 2 > 263--271
Polish Polar Research > 2006 > 27 > 4 > 309-326