Jakob J. Unger (1894-1959) – the founder of the regional museum and collector of birds of Paraguay
Journal: Русский орнитологический журнал @ornis
Article in issue: 912 т.22, 2013.
Free access
ID: 140153647 Short address: https://sciup.org/140153647
Journal: Русский орнитологический журнал @ornis
Article in issue: 912 т.22, 2013.
Free access
ID: 140153647 Short address: https://sciup.org/140153647
