Author:

Wang,C.-Y.

Year:

1987

Title:

On the age of the cystophrentis zone

Foreign title:

In Chinese with English summary

Reference:

Wang,C.-Y. (1987) On the age of the cystophrentis zone [ In Chinese with English summary ] Journal of Stratigraphy(Acta Stratigraphica Sinica)(Dicengxue Zazhi) Vol. 11 # 2 P. 120- 125

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