Author:

Virgili,C.;Sopeбa,A.;Ramos,A.;Hernando,A.;Arche,A.

Year:

1980

Title:

The Permian of Spain

Foreign title:

El Permico en Espana

Reference:

Virgili,C. et al. (1980) The Permian of Spain [ El Permico en Espana ] Revista Espaбola de Micropaleontolog­a Vol. 12 # 2 P. 255- 262

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