1. Sustainable Development Using Renewable Energy Technology,2020
2. World Energy Outlook 2019;International Energy Agency,2019
3. Water electrolysis based on renewable energy for hydrogen production;Chi;Chin. J. Catal.,2018
4. Siemens Gas and Power, Power-To-X: the Crucial Business on the Way to a Carbon Free World,2019
5. World Energy Trilemma Index 2019, United Kingdom;World Energy Council,2019