[3] Gulati R,Gupta R A,Gothoskar O,et al. Astrophysical Journal,1994,426,340.
[4] Carlos Jaschek,Mercedes Jaschek. The Classification of Stars. Cambridge University Press,July 1987,351,375.
[6] Mallat S. IEEE Trans. Pattern Anal. Machine Intelligence,1989,11(7),674.
[7] Jacoby G H,Hunter D A,Christian C A. Astrophysical Journal Supplement,1984,56,257