Trudovoi poten︠t︡sial regiona : problemy formirovani︠i︡a i ispolʹzovani︠i︡a : sbornik nauchnykh trudov - Putilov, O. V.; Mokerov, I. P. (Akademi︠i︡a nauk SSSR, Uralʹskoe otd-nie, 1990)