[Danko Š 2008: The latest results of ringing the Lesser Spotted Eagles (Aquila pomarina) in Slovakia. Slovak Rapt J 2: 73-75.10.2478/v10262-012-0019-1]Search in Google Scholar
[Slobodník V 2007: Summary of ringing project for raptors and owls in Slovakia from 2002 to 2004. Slovak Rapt J 1: 61-66.10.2478/v10262-012-0013-7]Search in Google Scholar