White crow, or the grand duke Nicholay Mikhailovich Romanov (1859-1919) and his book «Observations on the hunt wild geese» (1917)
Journal: Русский орнитологический журнал @ornis
Article in issue: 1324 т.25, 2016.
Free access
ID: 140156328 Short address: https://sciup.org/140156328
