World Athletics to tighten regulations on shoe technology after Nike's Vaporfly helps records tumble, say sources-Sports News , Firstpost
AmbyBurfoot.com: What Shoes are You Wearing? Kipchoge, Kosgei, and The Nike Vaporfly Advantage?
Nike Vaporfly: Why shoe worn by Kipchoge, Kosgei in record runs faces ban - The Standard Entertainment
It feels like running on trampolines' - Kipchoge & Kosgei's marathon trainers - BBC Sport
Tokyo Olympics 2020: Kenya's marathon runner Brigid Kosgei says she wants to achieve her best, win gold for country-Sports News , Firstpost
Nike Vaporfly Shoes Make Runners Faster, but They're Controversial
Nike Vaporfly trainers worn by Eliud Kipchoge and Brigid Kosgei are form of 'technical doping'
London Marathon 2019 Winners: Nike's Eliud Kipchoge, Brigid Kosgei – Footwear News
Nike Vaporfly running shoe which helped break Paula Radcliffe's record set to be BANNED | Daily Mail Online
The Great Shoe War has switched lanes to the track but Nike still leads the field | Athletics | The Guardian
Brigid Kosgei smashes marathon world record in Chicago - AW
Nike Vaporfly Shoes Won't Be Banned From Olympics - WSJ
Kenyan Brigid Kosgei Smashes Women's World Record At Chicago Marathon | WAMU
I can go quicker, says Brigid Kosgei after smashing Paula Radcliffe's world record | Marathon | The Guardian
Brigid Kosgei and Ruth Chepngetich will follow in Eliud Kipchoge's footsteps by wearing controversial trainers in London Marathon | World of Women's Sport
London Marathon Winner Brigid Kosgei's Motivational Talk Is What Winter Runners Need To Read | British Vogue
Tokyo Olympics 2020: Kenya's marathon runner Brigid Kosgei says she wants to achieve her best, win gold for country-Sports News , Firstpost
Brigid Kosgei Marathon World Record Stats - Chicago Marathon 2019
A Tale of Two Marathon Records and Nike's Magic Shoes - Outside Online
Nike on Twitter: "An unfamiliar course. An isolated stadium. A challenging training season. Through it all, Brigid Kosgei kept going. Because greatness is unstoppable. 👟 🥇 https://t.co/BPdniN6CK8" / Twitter
Those Superfast Nike Shoes Are Creating a Problem - The New York Times
Nike's Vaporfly Tests the Boundaries of the Running Shoe - Bloomberg
Nike Vaporfly trainers worn by Eliud Kipchoge and Brigid Kosgei are form of 'technical doping'
Brigid Kosgei breaks women's marathon world record
On Records and Rules: Kipchoge, Kosgei, Pacers and Nikes - Outside Online
