Peracino, V., B. Bassano, and S. Lovari. “2nd World Conference on Mountain Ungulates, Vincent - Aosta, Italy, 5 - 7 May 1997”. Oecologia Montana, Vol. 5, no. 2, Dec. 1996, p. 106, https://om.vuvb.uniza.sk/index.php/OM/article/view/79.