(Q4093108)
Statements
1 reference
15 March 1918Gregorian
3 references
Sergei R. Bongart
3 March 1985
2 references
1900
1 reference
Identifiers
1 reference
Sitelinks
Wikipedia(3 entries)
- enwiki Sergei Bongart
- igwiki Sergei Bongart
- ruwiki Бонгарт, Сергей Романович