G. B. S. van Loevezijn

Stratigraphy and facies of the Nocedo, Fueyo and Ermita formations (Upper Devonian to lowermost Carboniferous) in León, N. Spain
Stratigraphy and facies of the Nocedo, Fueyo, and Ermita formations (Upper Devonian to lowermost Carboniferous, in León, N. Spain)