@article {Metrics2008,
title = {Metrics for Aggregating the Climate Effect of Different Emissions: A Unifying Framework},
year = {2008},
url = {https://www.esri.ie/publications/metrics-for-aggregating-the-climate-effect-of-different-emissions-a-unifying-framework},
author = {Tol, R., and Balkanski, Y.},
journal = {ESRI Working Paper 257},
}