For citations:

CHICHAGOV V.P. ALEXANDER F. MIDDENDORF (1815–1894) – ONE OF THE LEADING RUSSIAN NATURALISTS IN THE XIXTH CENTURY (for the 200-year birth anniversary). Geomorfologiya. 2016;(4):78-85. (In Russ.) https://doi.org/10.15356/0435-4281-2016-4-78-85