1. Four Paths to Compatibility;Joseph Farrell;OXFORD HAND-BOOK OF DIGITAL ECONOMY,2012
2. the decision to produce and sell a component that is incompatible with potentially complementary components is tantamount to exclusion;Nicholas Economides;Networks and Compatibility: Implications for Antitrust,1994
3. A Market-Based Approach to Telecom Interconnection, 77 S;E G See;CAL. L. REV,2003