Author:

Grahn,Y.

Year:

1982

Title:

Caradocian and Ashgillian chitinozoa from the subsurface of Gotland

Reference:

Grahn,Y. (1982) Caradocian and Ashgillian chitinozoa from the subsurface of Gotland Sveriges Geologiska Undersжkning, Serie C # 788 P. 1- 66

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