User:EdwardLane/sandbox

can probably get this into references for content to el hierro article − 	− 	− 	− 	− 	− 	− 	− 	−
 * Global Volcanism Program, Smithsonian Institute
 * James M. Day, e.a.: Evidence for distinct proportions of subducted oceanic crust and lithosphere in HIMU-type mantle beneath El Hierro and La Palma, Canary Islands, 2010 (Science Direct, PDF)
 * Martin J.R. Gee, e.a.: Landslides and evolution of El Hierro in the Canary Islands, Marine Geology 177 (2001), 271-93 (PDF)
 * M. R. Gee, e.a.: Offshore continuation of volcanic rift zones, El Hierro, Canary Islands, Journal of Volcanology and Geothermal Research, 105 (2001), 107 - 119 (PDF)
 * F.G. MONTESINOS: ''New study of the local gravity field of El Hierro (Canary Islands), Física de la Tierra, 2005, 17, 113-127 (PDF)
 * Longpre, M.; Troll, V.; Hansteen, T. H.; Anderson, E.: Ankaramitic Lavas and Clinopyroxene Megacrysts From the Tanganasoga Volcano, El Hierro Island (Canary Archipelago), American Geophysical Union, Fall Meeting 2009, abstract #V51A-1662, Publication Date: 12/2009 (Abstract)
 * N. A. Stroncik, e.a.: The magmatic plumbing system beneath El Hierro (Canary Islands): constraints from phenocrysts and naturally quenched basaltic glasses in submarine rocks, Contrib Mineral Petrol (2009) 157:593–607, DOI 10.1007/s00410-008-0354-5 (PDF)
 * J. J. Hernandez, e.a.: Volcanic caves in El Hierro island, Canary Islands, Spain (PDF)
 * J. de Nuez Pestana, e.a.: Geology and volcanology of La Palma and El Hierro, western Canaries , Estudios geológicos, Vol. 57 no.56, 175-273 (Abstract)
 * Serie Sísmica de El Hierro, Grúpo de Investigación de Ingeniería Sísmica, Universidad de Madrid, act. 29.9.2011 (Spanish)