[20] C. Fang, Q. Yang, Q. Yuan, X. Gan, J. Zhao, Y. Shao, Y. Liu, G. Han, Y. Hao. High-
[41] S. Pancharatnam. Generalized theory of interference and its applications. Proceedings of the Indian Academy of Sciences-Section A, 398-417(1956).
[43] J. W. Goodman. Introduction to Fourier Optics(2005).