Earle R. Williams (November 2001) "Sprites, elves, and glow discharge tubes," Physics Today, 54 (11) : 41–47. Available on-line at: Physics TodayArchived May 27, 2012, at archive.today.
From page 128 of: John Friedman, Out of the Blue: A History of Lightning (New York, New York: Random House, Inc., 2008): "Dr. Davis Sentman of the University of Alaska, one of the few scientists studying these luminous, ghostlike phenomena [i.e., sprites], named the eerie flashes of colored lights after Shakespeare's mischievous spirits of the air — Ariel in The Tempest and Puck in "A Midsummer Night's Dream."
Unan, U.; Barrington-Leigh, C.; Hansen, S.; Glukhov, V. S.; Bell, T.F.; Rairden, R. (1997). "Rapid lateral expansion of optical luminosity in lightning-induced ionospheric flashes referred to as 'elves'". Geophysical Research Letters. 24 (5): 583–586. Bibcode:1997GeoRL..24..583I. doi:10.1029/97GL00404.
Unan, U.; Barrington-Leigh, C.; Hansen, S.; Glukhov, V. S.; Bell, T.F.; Rairden, R. (1997). "Rapid lateral expansion of optical luminosity in lightning-induced ionospheric flashes referred to as 'elves'". Geophysical Research Letters. 24 (5): 583–586. Bibcode:1997GeoRL..24..583I. doi:10.1029/97GL00404.
Earle R. Williams (November 2001) "Sprites, elves, and glow discharge tubes," Physics Today, 54 (11) : 41–47. Available on-line at: Physics TodayArchived May 27, 2012, at archive.today.
C. T. R. Wilson (1924) "The electric field of a thundercloud and some of its effects," Proceedings of the Physical Society of London, 37 (1) : 32D-37D. Available on-line at: University of São PauloArchived 2014-03-10 at the Wayback Machine.
C. T. R. Wilson (1924) "The electric field of a thundercloud and some of its effects," Proceedings of the Physical Society of London, 37 (1) : 32D-37D. Available on-line at: University of São PauloArchived 2014-03-10 at the Wayback Machine.