[4] Acosta Eva, Chamadoira Sara, Blendowske Ralf. Optical Society of America, 2006, 23(3): 632.
[5] Katie M Krause, Jerome Genest. Applied Optics, 2006, 45(19): 4684.
[6] Song Zhe, Liu Liren, Zhou Yu. Optik-International Journal for Light and Electron Optics, 2006, 117(9): 418.
[7] Cui Yan, Ji Zhong-ying, Gao Jin. Acta Photonica Sinica, 2008, 37(6): 1025.
[8] Zhang Yuan, Shen Yifeng, Zhou Jie. Chinese Optics Letters, 2011, 2(22): 81.
[10] Acosta Eva, Chamadoira Sara, Blendowske Ralf. OSA, 2006, 23(3): 632.