1. BP, “BP Statistical Review of World Energy 2020,” 2020. www.bp.com/statisticalreview. (accessed Jun. 04, 2021).
2. BP, “BP Statistical Review of World Energy 2021,” 2021. https://www.bp.com/en/global/corporate/energy-economics/statistical-review-of-world-energy.html (accessed Nov. 01, 2021).
3. Wang Wei et al, “An Overview of Carbon Footprint Analysis,” Environ. Sci. Technol., 33 (7), 71–78, (2010).
4. Global Research on Carbon Emissions: A Scientometric Review
5. E. Sanyé-Mengual, R. G. Lozano, R. Farreny, J. Oliver-Solà, C. M. Gasol, and J. Rieradevall, “Introduction to the Eco-Design Methodology and the Role of Product Carbon Footprint,” Assess. Carbon Footpr. Differ. Ind. Sect., 1(1) 1–24, (2014).