[5] A. D. Bykov, L. N. Chebakova. Software for working with molecular vibration-rotation spectra[C]. Proc. SPIE, 2006, 6580: 658009-1~8
[6] Zhu Dandan, Li Zhiquan, Li Yan et al.. Analysis for the transmission spectrum character of phase-shift long period gratings[C]. Proc. SPIE, 2006, 6357: 63573K-1~6