Husen S; Taylor R; Smith RB; Healser H (2004). "Changes in geyser eruption behavior and remotely triggered seismicity in Yellowstone National Park produced by the 2002 M 7.9 Denali fault earthquake, Alaska". Geology. 32 (6): 537–540. Bibcode:2004Geo....32..537H. doi:10.1130/G20381.1.
geyserstudy.org
"Daisy Geyser". The Geyser Observation and Study Association. Archived from the original on 2014-02-02. Retrieved 2010-11-02.
harvard.edu
ui.adsabs.harvard.edu
Husen S; Taylor R; Smith RB; Healser H (2004). "Changes in geyser eruption behavior and remotely triggered seismicity in Yellowstone National Park produced by the 2002 M 7.9 Denali fault earthquake, Alaska". Geology. 32 (6): 537–540. Bibcode:2004Geo....32..537H. doi:10.1130/G20381.1.