TransliterationShterenberg L.E., Varentsov I.M., Skopintsev B.A. i dr. Geokhimiya osadochnykh rudnykh mestorozhdeniy margantsa.
In EnglishSterenberg L.E., Varentsov I.M., Skopintsev B.A. et al. Geochemistry of sedimentary manganese ore deposits. In Russian
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