Dr. Heimo Mikkola - one of the leading experts in the world of owls (the 30th anniversary of the publication of his book «The owls of Europe»)
Journal: Русский орнитологический журнал @ornis
Article in issue: 1202 т.24, 2015.
Free access
ID: 140155505 Short address: https://sciup.org/140155505
