2MABEL M C ' FERNANDEZ E. Growth and future trends of wind energy in India[J]. Renewable and Sustainable Energy Reviews, 2008 ( 12): 1745-1757.
3RAO K U,KISHORE V V N. Wind power technology diffusion analysis in selected states of India[J]. Renew- able Energy, 2009, 34: 983-988.
4LIU C Y ,WANG J C. Forecasting the development of the biped robot walking technique in Japan through S-curve model analysis[J]. Scientometrics, 2010,82: 21-36.