K istorii pozdnego pleĭsto︠t︡sena i golo︠t︡sena ︠I︡Uzhnogo Urala i Preduralʹ︠i︡a : [Sbornik stateĭ] - ︠I︡Akhimovich, Varvara Lʹvovna (BFAN SSSR, 1978)