Daytime Running Lights: The Studies
- A list of studies both for and against the government mandating Daytime Running Lights and DRLs in general.
- http://www.ibiblio.org/rdu/DRLs/studies.htm

Association of Drivers Against Daytime Running Lights
- Association for the purpose of actively opposing the effort to place DRLs in every vehicle manufactured or sold in the United States. News, studies, FAQs, surveys, and boycotts.
- http://www.lightsout.org/