Bulkan

An bulkan amo an usa nga garawasan ha bawbaw han usa ka planeta nga nagpapagawas han nagkakaladkad, tunaw nga bato, abo, ngan aso tikang ha ubos han tuna.

Pinanbasaran

Padugang nga barasahon

 Cas, R.A.F. and J.V. Wright, 1987. Volcanic Successions. Unwin Hyman Inc. 528p. ISBN 0-04-552022-4
 Macdonald, Gordon and Agatin T. Abbott. (1970). Volcanoes in the Sea. University of Hawaii Press, Honolulu. 441 p.
 
 Ollier, Cliff. (1988). Volcanoes. Basil Blackwell, Oxford, UK, ISBN 0-631-15664-X (hardback), ISBN 0-631-15977-0 (paperback).
 Sigurðsson, Haraldur, ed. (1999). Encyclopedia of Volcanoes. Academic Press. ISBN 0-12-643140-X. This is a reference aimed at geologists, but many articles are accessible to non-professionals.

Mga sumpay ha gawas

 
 Volcano, U.S. Federal Emergency Management Agency FEMA
 Volcano World
 Volcanos (Worsley School)