Krishtofovich, L.V. (1947). Stratigrafiya i fauna Tigil'skoy tolshchi zapadnogo poberezh'ya Kamchatki [Stratigraphy and fauna of the Tigilskaya strata of the western coast of Kamchatka]. Trudy Vsesoyuznogo neftyanogo nauchno-issledovatel'skogo geologo-razvedochnogo instituta, novaya seriya. 23: 1-151.
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Krishtofovich, L.V.
1947
Stratigrafiya i fauna Tigil'skoy tolshchi zapadnogo poberezh'ya Kamchatki [Stratigraphy and fauna of the Tigilskaya strata of the western coast of Kamchatka]