Louboutin could lose red-sole monopoly
Christian Louboutin sues Yves Saint Laurent over red soles on heels - The Washington Post
Colour marks & fashion: The YSL v. Louboutin Shoe story – Artistik License: The Magazine
Christian Louboutin vs. YSL 'Red Soles' Lawsuit Finally Dismissed
10 Things You Didn't Know About Louboutin Shoes
A Federal Appeals Court Upholds Louboutin's Trademark for Red-Soled Shoes:, Michael C. Dorf, Verdict
Louboutin Wins Round in Red-Sole Shoe Appeal - WSJ
Louboutin defends red-sole trademark
Red Soles, High Heels, and a Global Quest for Trademark Rights
Louboutin wins YSL battle to trademark red soles
Is it true that Christian Louboutin heels are absurdly painful, even moreso than a regular pair of high heels? - Quora