Approach lighting system (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Approach lighting system" in English language version.

refsWebsite

Global rank English rank

1,009^th place

607^th place

2books.google.com

3^rd place

3^rd place

439^th place

283^rd place

low place

low place

af.mil

columbus.af.mil

Flight Information Handbook (PDF). St. Louis: National Geospatial-Intelligence Agency. 2018.

books.google.com

Bonnier Corporation (December 1946). "Popular Science". Popular Science. Bonnier Corporation. pp. 82–83.
Hearst Magazines (August 1956). "Flying Footballs Guide Planes". Popular Mechanics. Hearst Magazines. p. 128.

faa.gov

AIM – Approach Light Systems (ALS)
JO 6850.2B (PDF). Federal Aviation Administration. 2010-08-20.

wingmag.com

"The Canarsie Approach". WingMag. 2018-12-21. Retrieved 2021-07-07.^{[permanent dead link]}