Montsec and Mont-ral - Alcover, two konservat-Lagerstätten, Catalonia, Spain : pre-Symposium field-trip : International Symposium on Litographic Limestones = Simposio Internacional sobre calizas litográficas / [Xavier Martínez i Delclòs (Ed.)]
International Symposium on Litographic Limestones (2n )
Lleida : Institut d'Estudis Ilerdencs, 1995
97 p. : il. ; 30 cm
Bibliografia. A la coberta: II International Symposium on Litographic Limestones.
ISBN 8487029698
