For citations:

Snytko V.A., Chichagov V.P., Shirokova V.A. SCIENTIFIC SEMINAR, DEVOTED TO THE 200TH ANNIVERSARY FROM THE BIRTHDAY OF ACADEMICIAN ALEKSANDR FEDOROVICH MIDDENDORF (1815–1894). Izvestiya Rossiiskoi Akademii Nauk. Seriya Geograficheskaya. 2016;(4):153-154. (In Russ.) https://doi.org/10.15356/0373-2444-2016-4-153-154