1. The Paris Agreement | UNFCCC, (n.d.). https://unfccc.int/process-and-meetings/the-paris-agreement/the-paris-agreement (accessed November 29, 2022).
2. Impact of fossil fuel subsidies on renewable energy sector;Qadir,2020
3. Future hydrogen economy and policy;Demirbas;Energy Sources B Energy Econ Plann,2017
4. The hydrogen economy;Crabtree;Phys Today,2004
5. Microbial production of hydrogen: an overview;Nandi;Crit Rev Microbiol,1998