En
RuB. G. Evgeny Petrovich Mikhaelis (obituary).
B. G. Evgeny Petrovich Mikhaelis (obituary).
Notes of the Semipalatinsky submissions of the West Siberian Department of the Imperial Russian Geographical Society.Vol.7.
Notes of the Semipalatinsky submissions of the West Siberian Department of the Imperial Russian Geographical Society.Semipalatinsk: B. and., 1919.Vol.7. 1913.
1913
Русское Географическое Общество