Cas, R. A. F. Volcanic successions, modern and ancient a geological approach to processes, products, and successions R. A. F. Cas, J. V. Wright - London Chapman & Hall 1988 - xviii, 528 p. : ill., maps ; 26 cm. First published 1987 by Allen & Unwin Bibliography : p. 487-512 ISBN: 0412446405 LCCN: 86-17409 Subjects--Topical Terms: Volcanic ash, tuff, etc.VolcanoesVolcanism