[1]
Spalona, A. 2013. Visitor awareness of brown bear (Ursus arctos) human-food conditioning in Bieszczady and Tatra National Parks (Carpathians, Poland). Biological Letters. 49, 2 (Apr. 2013), 157–162. DOI:https://doi.org/10.2478/v10120-012-0017-0.