00495naa#a2200169#i#450# EN\INFRA-M\bibl\2787 20241129185924.5 2306-1731 20140616b2014####ek#y0engy0150####ca RUS RU Sigurd Ottovich Schmidt — Historian, Community Leader, Political Writer Journal article Moscow INFRA-M Academic Publishing LLC. 2014 4 с. Journal article local Izvekov Igor naukaru.ru