1. Time to Blow the Whistle on Trade Mark Use;Helen Norman;I.P.Q,2004
2. The Trade Mark Monopoly: An Analysis of the Core Zone of Absolute Protection;Andrew Griffiths;Contemporary Intellectual Property: Law and Policy,2007
3. The Rt. Hon. Sir Robin Jacob(consulting editor), Kerly's Law of Trade Marks and Trade Names, 14ed;William Cornish;Intellectual Property: Patents, Copyright, Trade Marks and Allied Rights,2003