Author:

Sikic,L.;Jovic,B.

Year:

1969

Title:

The age of the "Upper Oligocene" Brown Coal sediments in the Pregrada area (North Croatia)

Foreign title:

Starost "Gornjooligocenskih-Naslaga Sa Smedim Ugljenom u Podrucju Pregrade (Sjeverna Hrvatska)

Reference:

Sikic,L. et al. (1969) The age of the "Upper Oligocene" Brown Coal sediments in the Pregrada area (North Croatia) [ Starost "Gornjooligocenskih-Naslaga Sa Smedim Ugljenom u Podrucju Pregrade (Sjeverna Hrvatska) ] Geoloski Vjesnik # 22 P. 333- 345

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