Olympics 2016: Nike unveils new track spikes for Rio - Sports Illustrated
Nike's 2020 Olympics shoes use features from its Vaporfly design — Quartz
Nike Medal Stand Sneakers 2016 Rio Olympics | Complex
Nike's Vaporfly shoes prompted new regulations - The Washington Post
By Wearing Vaporfly Prototypes, Eliud Kipchoge, Galen Rupp, & Shalane Flanagan Are All Guilty of Mechanical Doping in 2016 – Will Anything Be Done About It? - LetsRun.com
Nike unveils shoes for 100-metre sprinter at Rio 2016 Olympics