$a Dept. of Earth Sciences, Open Univ. and Visiting Prof., Univ. of Hawaii.
670
$a Volcanoes. - Oxford, 1993.
670
$a LCC
670
$a Volcanoes of the Central Andes / Shanaka L. de Silva, Peter W. Francis. - Berlin [i pozostałe], cop. 1991. $b (Department of Earth Sciences, Open University, Milton Keynes, United Kingdom)