PETITIONS TO PARTICIPATE IN INTERNATIONAL INVESTMENT DISPUTES:
Methanex Case: Amended Petition to Appear as Amici Curiae in the Arbitration under Chapter 11 of the NAFTA and the UNCITEAL Arbitration Rules between Methanex Corporation and United States of America
http://www.earthjustice.org/sites/default/files/library/legal_docs/MethanexAmicusSubmission.pdf