Sibirska︠i︡a ėpope︠i︡a XVII veka : nachalo osvoeni︠i︡a Sibiri russkimi l︠i︡udʹmi - Nikitin, N. I. (Nikolaĭ Ivanovich) (Nauchno-popul︠i︡arna︠i︡a literatura (Akademi︠i︡a nauk SSSR), 1987)