Frozen 2 versus Christian Louboutin: could Anna's red-soled shoes lead to a trademark dispute? - World Trademark Review
Christian Louboutin Continues to Fight for His Red Soled High Heels Trademark (Poll) – The Hollywood Reporter
How Christian Louboutin's red soles paint the full picture of femininity
Shoe designer Christian Louboutin's Portuguese hotel, EPS
The Story of Christian Louboutin's Red Sole – Lena's World
Janelle Monáe Says Louboutin Shoes Are “True Art” at Opening of His Paris Exhibit – The Hollywood Reporter
Red Soles, High Heels, and a Global Quest for Trademark Rights
The Secret Science Behind Red Bottom Shoes - Brianne Fleming
Christian Louboutin - Wikipedia