Investigación minera en la zona Silleda-Beariz (Galicia)
By: Instituto Geológico y Minero de España.
Series: Colección informe
Publisher: Servicio de Publicaciones, Ministerio de Industria
Published: 1975
Place of publication: Madrid
Language: spa
Number of pages: 193
Subjects: Mines and mineral resources -- Spain -- Galicia (Region)