https://link.springer.com/content/pdf/10.1057/s42214-020-00069-3.pdf
https://www.morganlewis.com/documents/m/documents/cartel/cartel-report_end-2018_190022.pdf
https://www.atlanticcouncil.org/wp-content/uploads/2022/01/2022-Global-Energy-Agenda.pdf
https://www.tandfonline.com/doi/epdf/10.1080/13501763.2023.2236654