1. Perspectives on green manufacturing BT - advanced manufacturing technologies: modern machining;Mittal,2017
2. International Energy Agency (IEA), Key World Energy Statistics (2021) Paris, 2021, p. 41, https://iea.blob.core.windows.net/assets/52f66a88-0b63-4ad2-94a5-29d36e864b82/KeyWorldEnergyStatistics2021.pdf. (Accessed 7 August 2023).
3. Tracking Clean Energy Progress 2023,2023
4. International Energy Agency (IEA), Energy Efficiency (2022) Paris, 2022, p. 60, https://www.iea.org/reports/energy-efficiency-2022. (Accessed 7 August 2023).
5. World Food and Agriculture – Statistical Yearbook 2022,2022