1. CERF/IIEC-Asia, Study of Pumps and Fans Market in China, Lawrence Berkeley National and American Council for Energy Efficient Economy (CERF/IIEC-Asia, Bangkok, 2002)
2. A.H. Church, Centrifugal Pumps and Blowers (Wiley, New York, 1962)
3. B. Eck, Fans Design and Operation of Centrifugal, Axial and Cross Flow Fans (Pergamon Press, Oxford, 1972)
4. W. Osborne, Fans (Pergamon Press, New York, 1982)
5. G Yan, D Pan, L Ziang, Parameterized design of centrifugal fan’s impeller, International Conference on Measuring Technology and Mechatronics Automation, (2010)