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Gao, Wei; Li, Hongzhi; Nie, Peng; Zhang, Yifang; Yang, Yu; Wang, Yueming; Yao, Mingyu . (2017). Parameter and layout optimization of a high temperature solar combined cycle using low temperature thermal storage. Environmental Progress & Sustainable Energy, (), –. doi:10.1002/ep.12564 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research