TY - SER AU - Chadwick,William W. AU - Howard,Keith A. TI - The pattern of circumferential and radial eruptive fissures on the volcanoes of Fernandina and Isabela Islands, Galapagos U1 - 551.21 23 PY - 1991/// KW - Eruptions KW - Erupción KW - Volcano KW - Volcán KW - Structure KW - Estructura KW - Fissure KW - Grieta KW - Fernandina KW - Isabela KW - Galápagos N2 - BIB Now: 1801 ER -