1. More than 10,000 generators of electricity and government in Baghdad; ; retrieved October 1, 2018.
2. Tatsuo Takaishi, Akira Numata, Ryouji Nakano, Katsuhiko Sakaguchi, Approach to High Efficiency Diesel and Gas Engines, Mitsubishi Heavy Industries, Ltd. Technical Review Vol. 45 No. 1 (Mar. 2008), ; (retrieved 09.07.18).
3. Decentralized energy, Gas Turbines breaking the 60% efficiency barrier, (retrieved 09.07.18).
4. Waste heat recovery technologies and applications;Jouhara;Therm. Sci. Eng. Progress,2018
5. Industrial waste heat recovery: A systematic approach;Woolleya;Sustain. Energy Technol. Assess.,2018