E. P. Mikhaelis. Traces of ancient ice phenomena in Tarbagatay and Saura.

News of the imperial Russian geographical society.1874. T. 10. [CN.1-8]

News of the imperial Russian geographical society.St. Petersburg: B. and., 1890.1874. T. 10. [CN.1-8].1874.

1874

Русское географическое общество