@misc{hasselmann_optimization_of_1996, 
author={Hasselmann, K.,Hasselmann, S.,Giering, R.,Ocana, V.,Storch, H.v.},
title={Optimization of CO2 emissions using coupled integral climate response and Simplified cost models. A sensitivity study},
year={1996},
howpublished = {report},
note = {Online available at: \url{} (DOI). Hasselmann, K.; Hasselmann, S.; Giering, R.; Ocana, V.; Storch, H.: Optimization of CO2 emissions using coupled integral climate response and Simplified cost models. A sensitivity study. Hamburg: Max Planck Institut fuer Meteorologie. 1996.}}