ISBN 9781119425588. Green, M. A.; Emery, K.; Hishikawa, Y.; Warta, W.; Dunlop, E. D. Solar cell efficiency tables (version 39). Progress in Photovoltaics: Research
Central/Eastern Europe and China Turbofan and Turbojet Engines[永久失效連結] 维基共享资源上的相关多媒体资源:D-18T Description of D-18T at Ivchenko-Progress corporate web-site