Cycling, also, when on a two-wheeled bicycle, called bicycling or biking

References

1. 
   ^ Oxford English Dictionary (Second ed.). Oxford University Press. 1989. cycling: The action or activity of riding a bicycle etc.
   
2. 
   ^ Oxford English Dictionary (Second ed.). Oxford University Press. 1988. cyclist: One who rides a cycle or practises cycling.
   
3. 
   ^ Oxford English Dictionary (Second ed.). Oxford University Press. 1989. bicyclist: One who rides a bicycle.
   
4. 
   ^ "Oxford English Dictionary". www.oed.com. Retrieved 26 September 2013. biker: A cyclist, a person who rides a bicycle."
   
5. 
   ^ "Bicycles produced in the world". Worldometers. Retrieved 25 April 2014.
   
6. 
   ^ "Bike Culture: Europe vs America". Reliance Foundry Co. Ltd. 22 June 2017. Retrieved 12 January 2022.
   
7. 
   ^ "HowStuffWorks "Is there a way to compare a human being to an engine in terms of efficiency?"". Auto.howstuffworks.com. 5 December 2000. Retrieved 29 September 2009.
   
8. 
   ^ Komanoff, Charles (2004). "Bicycling". In Cleveland, Cutler J. (ed.). Encyclopedia of Energy. Elsevier. pp. 141–50. doi:10.1016/B0-12-176480-X/00185-6. ISBN 978-0-12-176480-7.
   
9. 
   ^ Brand, Christian; Götschi, Thomas; Dons, Evi; Gerike, Regine; Anaya-Boig, Esther; Avila-Palencia, Ione; de Nazelle, Audrey; Gascon, Mireia; Gaupp-Berghausen, Mailin; Iacorossi, Francesco; Kahlmeier, Sonja (March 2021). "The climate change mitigation impacts of active travel: Evidence from a longitudinal panel study in seven European cities". Global Environmental Change. 67: 102224. doi:10.1016/j.gloenvcha.2021.102224. hdl:10044/1/89043.
   
10. 
    ^ Jump up to:^a b c Sabyrbekov, Rahat; Overland, Indra (21 September 2020). "Why Choose to Cycle in a Low-Income Country?"