1. [1] Weiss, K. , (2015). Global greenhouse-gas emissions set to fall in 2015, Nature. 10.1038/nature.2015.18965.
2. [2] Victor, D., D. Zhou, (2013). Climate change 2014: mitigation of climate change., Intergovernmental panel on climate change 5th assessment report. 34-35, (2013)
3. [3] European Commission launches proposals to reach 55% emissions reduction by 2030, United Nations Sustainable Development Solutions Network, https://www.unsdsn.org/european-commission-launches-proposals-to-reach-55-emissions-reduction-by-2030
4. [4] Gruebler, J., Reiter, O., Franz, S., (2020). "Implication of the EU-Mercosur Association Agreement for Austria A Preliminary Assessment."
5. [5] Beckenbauer, T., (2013). Road Traffic Noise, Handbook of Engineering Acoustics.