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1Published 1976Irkutsk : In-t geografii Sibiri i Dalʹnego Vostoka, 1976.157 p. : ill. ; 20 cm.“...Angara River Valley (Russia) Economic conditions....”
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2Srednee Priangarʹe : geograficheskoe issledovanie khoz︠i︡aistvennogo osvoeni︠i︡a taezhnoĭ territoriiPublished 1975Irkutsk : [s.n.], 1975.223, [1] p. : ill., maps ; 20 cm.“...Angara River Valley (Russia) Economic conditions....”