References

[1] FEH Proteus Guide. 2019, December 4. https://u.osu.edu/fehproteus/.

[2] Stoplight Control Write-Up. 2019, December 4. www.carmen.osu.edu.

[3] Google Images. 2019, December 4. https://www.google.com/imghp?hl=en&tab=wi&ogbl.