Osobennosti formirovani︠i︡a i razviti︠i︡a territorialʹno-proizvodstvennykh sistem Urala - Sergeev, Mikhail Aleksandrovich; Shipilov, V. I. (Akademi︠i︡a nauk SSSR, Uralʹskiĭ nauch. ︠t︡sentr, 1981)