O'Connell, D. J. K. (1958). "The Green Flash and Other Low-Sun Phenomena". Castel Gandolfo: Vatican Observatory, Ricerche Astronomiche. 4: 7. Bibcode:1958RA......4.....O.
National Weather Service Office, Oxnard, California (2012). "Climate of Los Angeles". National Weather Service Western Region Headquarters. Archived from the original on 21 January 2012. Retrieved 16 February 2012.{{cite web}}: CS1 maint: multiple names: authors list (link)
National Weather Service Office, Oxnard, California (2012). "Climate of Los Angeles". National Weather Service Western Region Headquarters. Archived from the original on 21 January 2012. Retrieved 16 February 2012.{{cite web}}: CS1 maint: multiple names: authors list (link)