Author:

Kalvacheva,R.K.

Year:

1978

Title:

Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria.

Reference:

Kalvacheva,R.K. (1978) Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria. PalinologiЎ, Nкmero extraordinario # 1 P. 303- 311

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