Yu, H. , Kim, D. , Gundersen, T.. "Cascaded Transcritical/Supercritical CO2 Cycles and Organic Rankine Cycles to Recover Low-Temperature Waste Heat and LNG Cold Energy Simultaneously". World Academy of Science, Engineering and Technology, Open Science Index 136, International Journal of Energy and Power Engineering, (2018), 12(4), 286 - 290.