1. Confederation of European paper industries (CEPI). Sustainability report. 2019.
2. Prognos, INFRAS, TEP Energy. Energieperspektiven 2050+ Kurzbericht. 2020.
3. Long-term energy transformation pathways Integrated scenario analysis with the Swiss TIMES energy systems model;Panos;JASM Final Rep,2021
4. Energy efficiency in the German pulp and paper industry - A model-based assessment of saving potentials;Fleiter;Energy,2012
5. International Energy Agency IEA. Energy Policies of IEA Countries - Switzerland. 2018.