En
RuM. V. Pevtsov. Astronomical observations of K. Lazarev for determining geographical locations of places in Altai, in Upper Bukhtarma and barometrical definitions of elevations in the south-eastern part of Semipalatinsk Region.
M. V. Pevtsov. Astronomical observations of K. Lazarev for determining geographical locations of places in Altai, in Upper Bukhtarma and barometrical definitions of elevations in the south-eastern part of Semipalatinsk Region.
Notes of the West Siberian Department of the Imperial Russian Geographical Society.Kn.6.
Russian Geographical Society.West Siberian department.Notes of the West Siberian Department of the Imperial Russian Geographical Society.Omsk, 1879-1916.Kn.6. 1884.
1884
Русское Географическое Общество