Oliveira, J. T. de2010-01-222010-01-221984Cadernos do Laboratorio Xeolóxico de Laxe, 1984, 8: 347-357 ISBN: 84-7492-204-684-7492-204-6http://hdl.handle.net/2183/5905porTransversal Barrancos-Ficalhojournal articleopen access