Kevin C. Tofel, PayPal releases mobile payment app for the Samsung Galaxy S5 fingerprint reader, GIGAOM, Apr. 11, 2014, https://gigaom.com/2014/04/11/PayPal-releases-mobile-payment-app-for-the-samsung-galaxy-s5-fingerprint-reader/ (last visited Oct. 24, 2014)
Commission Proposal for a Directive of the European Parliament and of the Council on payment services in the internal market and amending Directives 2002/65/EC, 2013/36/EU and 2009/110/EC and repealing Directive 2007/64/EC, at 78, COM(2013) 547 final (July 24, 2013). Article 87.1