Orlova, O. B.; Bensh, F. R. (2004). Novye taksony foraminifer iz pogranichnykh nizhnesrednekammenogolnykh otlozhenii TyanShanya [New foraminifera taxa from the marginal Lower and MidCarboniferous deposits of the Tien Shan]. Geologiya va Mineral Resurslar. 5: 8-17. (in Russian).
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Orlova, O. B.; Bensh, F. R.
2004
Novye taksony foraminifer iz pogranichnykh nizhnesrednekammenogolnykh otlozhenii TyanShanya [New foraminifera taxa from the marginal Lower and MidCarboniferous deposits of the Tien Shan].