1. Kotrošan, D., Ružić, M., Radišić, D., Šimić, E., Sjeničić, J. & Dervović, I., 2011. First results of the census of winter roost sites of the Long-eared Owl in Bosnia and Herzegovina. International Conference on the Survey, Monitoring and Conservation of the Long‐eared Owl Asio otus, knjiga sažetak, pp: 31, Kikinda.
Program for monitoring of Longe-eared Owl roosts is first time work in Bosnia and Herzegovina.