1. Medina et al. v. Hartman et al.
2. 26:12 Energy Policy 929 at 930. It is note worthy that there have since 1998, when Triptych was originally proposed, been various other versions of Triptych. These were mostly aimed at replicating Triptych, globally. See for examples Triptych 6.0 and 7.0 published respectively in Niklas Hohne et al, Options for the Second Commitment Period of the Kyoto Protocol;G J M Phylipsen;A Triptych Sectoral Approach to Burden Differentiation; GHG emissions in the European Bubble,1998