1. Estimating the global waste heat potential
2. M. Pehnt , J.Bodeker , M.Arens , E.Jochem and F.Idrissova , Proceedings of ECEEE , 2011
3. U.S. Department of Energy, Waste Heat Recovery: Technology and Opportunities in U.S. Industry, 2008
4. European Commission, 100 Radical Innovation Breakthroughs for the future, 2019
5. S. B. Lang , Sourcebook of Pyroelectricity , Gordon and Breach, Science Publishers, Inc. , New York , 1974 , vol. 2