https://www.repository.cam.ac.uk/items/733247aa-29b7-4851-87d0-99e86c940c42
Ivan Tserenov, about the origin of the Bergyas-Chonos clan
Ivan says that this clan descends from a man called Bergyas from Iki-Chonos who participated in the construction of the Dund Khurul temple in the 19th century.
about theivanoriginclan