Halicki, W., Kołeczek, D. and Twarda-Rafalska, M. (2009) “Reintroduction of European bison to semi-natural meadows in Grażyna Valley within the confines of the Rural Areas Development Program for years 2007–2013”, European Bison Conservation Newsletter, 2, pp. 197–. Available at: http://ojs.wisent.org/index.php/czasopismo/article/view/191 (Accessed: 17 June 2024).