Lotus 49 (English Wikipedia)

Krewson, John (May 2013). "Fast, Present, Future: 1967 Lotus 49 vs. 2013 Corvette ZR1". Car Culture. Road and Track. Archived from the original on 26 March 2023. Retrieved 13 June 2013. It used its drivetrain as a stressed member, being not the first F1 car to do so but the first to apply the technique so well that everyone copied it.

sportscardigest.com (Global: low place; English: low place)

David, Dennis (14 February 2011). "Lotus-Ford 49". Sports Car Digest. Archived from the original on 19 July 2024. Retrieved 10 January 2025.

"STATS F1 • Lotus 49". Statsf1.com. Retrieved 26 January 2015.
"Engine Ford Cosworth". StatsF1. Archived from the original on 3 December 2024. Retrieved 10 January 2025.

David, Dennis (14 February 2011). "Lotus-Ford 49". Sports Car Digest. Archived from the original on 19 July 2024. Retrieved 10 January 2025.
"1967 Lotus Type 49 technical and mechanical specifications". conceptcarz.com. Archived from the original on 2 December 2024. Retrieved 10 January 2025.
"Engine Ford Cosworth". StatsF1. Archived from the original on 3 December 2024. Retrieved 10 January 2025.
Krewson, John (May 2013). "Fast, Present, Future: 1967 Lotus 49 vs. 2013 Corvette ZR1". Car Culture. Road and Track. Archived from the original on 26 March 2023. Retrieved 13 June 2013. It used its drivetrain as a stressed member, being not the first F1 car to do so but the first to apply the technique so well that everyone copied it.
"1955 LANCIA D50". Motor Sport. September 2006. p. 47. Archived from the original on 4 March 2016. Retrieved 14 May 2015.
Kimble, David (October 2016). "The Chaparral 2E Was A Guiding Light in Race Car Aerodynamics". MotorTrend. Archived from the original on 21 September 2024. Retrieved 10 January 2025.