Geokhimicheskie raboty i metodika ikh provedeni︠i︡a v zone BAM : sbornik nauchnykh stateĭ - Grigor︠i︡an, Sergeĭ Vagarshakovich; Mukhitdinov, G. N. (In-t mineralogii, geokhimii i kristallokhimii redkikh ėlementov, 1984)