Cono Opal (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cono Opal" in Italian language version.

refsWebsite

Global rank Italian rank

340^th place

722^nd place

low place

low place

167^th place

220^th place

bivouac.com (Global: low place; Italian: low place)

Mount Garibaldi, su bivouac.com. URL consultato il 20 novembre 2010.

si.edu (Global: 340^th place; Italian: 722^nd place)

volcano.si.edu

(EN) Synonymes & Subfeatures, su volcano.si.edu, Global Volcanism Program, Smithsonian Institution. URL consultato il 27 ottobre 2017.
(EN) Eruptive History, su volcano.si.edu, Global Volcanism Program, Smithsonian Institution. URL consultato il 27 ottobre 2017.

usgs.gov (Global: 167^th place; Italian: 220^th place)

vulcan.wr.usgs.gov

(EN) Canada Volcanoes and Volcanics, su vulcan.wr.usgs.gov, Osservatorio vulcanologico delle Cascate. URL consultato il 19 marzo 2013.