Gyselen, Luc. “Multilateral Interchange Fees Under E.U. Antitrust Law: A One-Sided View on a Two-Sided Market?”. Columbia Business Law Review 2005, no. 3 (December 1, 2005). Accessed July 1, 2024. https://journals.library.columbia.edu/index.php/CBLR/article/view/3012.