You didn't invent red soles': Yves Saint Laurent kicks back at Christian Louboutin
The Worldwide Trademark Battle over the Iconic Red Bottom Shoe - Chicago-Kent
Louboutin hits back at fellow French fashion house in legal fight over red soles – Winnipeg Free Press
PDF) The Devil Wears Solely Louboutin. The Red Sole as a Trade Mark in Light of the Rulings of CJEU and the US Court of Appeals for the Second Circuit
Trademark protection of color: Louboutin's red-soled shoe is a clever logo
Yves Saint Laurent defends its red soles - Times of India
Louboutin could lose red-sole monopoly
You didn't invent red soles': Yves Saint Laurent kicks back at Christian Louboutin
Louboutin could lose red-sole monopoly
Louboutin vs. Yves Saint Laurent
10 Things You Didn't Know About Louboutin Shoes