Louboutin initiates legal action over 'distinctive' spikes and red sole – IIPLA
Louboutin Red-Sole & Surrounding Contrast: An Implied Trademark Limitation
MAY BE INFRINGING LOUBOUTIN'S RED-SOLE TRADEMARK - Kluwer Trademark Blog
Louboutin & the Law: Switzerland Turns Down Red Sole Trademark Request – WWD
How Tiffany blue and Louboutin shoes are revealing trademark law's true colours - Legal Cheek
Yves Saint Laurent defends its red soles - Times of India
Louboutin Gets Injunction in Red Sole Trademark Registration Bid
Louboutin's new red sole woe - Telegraph
Delortae Agency™ LuxRy ShoPer Blog: Christian Louboutin Loses Another Red Sole Lawsuit To Zara
Christian Louboutin on Cardi B and His 'Red Bottoms' - The New York Times