Documents:
1. Global Volcanism Network, Smithsonian Institution,
<http://www.volcano.si.edu/world/volcano.cfm?vnum=1507-12=&volpage=weekly>.
Retrieved 6 Feb, 2008.
2. Francis & Oppenheimer, Volcanoes, Second Edition,
2004, Oxford.
3. Global Volcanism Network, Smithsonian Institution,
<http://www.volcano.si.edu/world/volcano.cfm?vnum=1507-12=&volpage=erupt>.
Retrieved 5 April, 2008.
4. Volcano World, University of North Dakota,
<http://volcano.und.edu/vwdocs/volc_images/south_america/chile/Villarrica.html>.
Retrieved 10 April, 2008.
5. Ortiz, R., et al. "Villarrica
volcano (Chile): characteristics of the volcanic tremor
and forecasting of small explosions by means of a
material failure method." Journal of Volcanology and
Geothermal Research 128.1-3 (Nov. 2003): 247-259. 8
Apr. 2008 <http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VCS-49SWCRB-6&_user=1496850&_coverDate=11%2F15%2F2003&_alid=730077852&_rdoc=10&_fmt=high&_orig=search&_cdi=5962&_sort=d&_docanchor=&view=c&_ct=13&_acct
=C000053108&_version=1&_urlVersion=0&_userid=1496850&md5=88eb7598fa1b197711e650814d12c11e>.
6.
Ewert, John. USGS. "National Volcano Early Warning
System." 2005. 21 Apr. 2008, <http://pubs.usgs.gov/fs/2006/3142/2006-3142.pdf>.
7. Observatorio
Volcanologico de los Andes del Sur, Gobeirno de Chile
Servicio Nacional de Geologia y Mineria, <http://www2.sernageomin.cl/ovdas/ovdas7/monitoreo_ovdas01.php>.
Retrieved 8 April, 2008.
8.
Calder, Eliza S., et al. "Combined
thermal and seismic analysis of the Villarrica volcano
lava lake, Chile." Revista Geológica de Chile
31.2 (Dec. 2004): 259-272. 8 Apr. 2008 <http://www.scielo.cl/scielo.php?pid=S0716-02082004000200005&script=sci_arttext>.
9. Global Volcanism Network,
Smithsonian Institution,
http://www.volcano.si.edu/world/volcano.cfm?vnum=1507-12=&volpage=erupt,.
Retrieved 5 April, 2008.
10. World Organization of
Volcano Observatories, International Association of
Volcanology and Chemistry of the Earth's Interior, <http://www.wovo.org/index.php?id=98>.
11. Google Earth
12. Bluth, G.J.S., et al.
"Development of an ultra-violet digital camera for
volcanic SO2 imaging." Journal of Volcanology and
Geothermal Research (June 2006) Vol: 161, 47-56.
Images:
Fig. 1.1
<http://userpage.fu-berlin.de/~hbrasse/Volcan-Villarrica.jpg>.
Fig. 2.1
<http://ontopoftheworld.org/db3/00244/ontopoftheworld.org/_uimages/Picture_1399.jpg>.
Fig. 2.2 <http://www.worldatlas.com/webimage/countrys/samerica/cl.htm>.
Fig. 3.1 <http://www.geology.sdsu.edu/how_volcanoes_work/Images/Eruptions/Villarrica84_L.gif>.
Fig. 6.1
<http://www.andes.org.uk/expeditions-and-explorations/villarrica-and-lago.jpg>.
Fig. 6.2
<http://www.cumbre.org.ar/GALERIAS/2005/Lanin-lagos-sur/Villarrica%20y%20Quetrupillan.JPG>.
Fig. 7.1 <http://www2.sernageomin.cl/ovdas/ovdas7/monitoreo_ovdas01.php>.
Fig. 7.2 <http://www2.sernageomin.cl/ovdas/ovdas7/monitoreo_ovdas01.php>.
Fig. 7.3 <http://www2.sernageomin.cl/ovdas/ovdas7/Telemetrica%20Villarrica.jpg>.
Videos:
Vid. 2.1 <http://www.youtube.com/watch?v=24w1T2R5sl8>.
Vid. 2.2 <http://www.youtube.com/watch?v=4EhNvya5JWk>.
Vid. 2.3 <http://www.youtube.com/watch?v=gPrdvYoleQo&feature=related>.
Vid. 2.4 <http://www.youtube.com/watch?v=w848kUiKF6o&feature=related>.
Vid. 2.5 <http://www.youtube.com/watch?v=Ws5Ay4nTrJ4&NR=1>.
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