[1] A. Llobera, J. A. Plaza, I. Salinas, J. Berganzo, J. Garcia, J. Esteve, and C. Domínguez, Sensors and Actuators A 110, 395 (2004).
[2] X. Kang, E. Dong, A. Qiu, and X. He, Acta Opt. Sin. (in Chinese) 26, 202 (2006).
[3] N. Zeng, C. Z. Shi, M. Zhang, L. W. Wang, Y. B. Liao, and S. R. Lai, Opt. Commun. 234, 153 (2004).
[4] S. Jia, W. Kong, and J. Yang, Acta Opt. Sin. (in Chinese) 27, 1494 (2007).
[5] H. Luo, S. Xiong, Y. Hu, and M. Ni, Chinese J. Lasers (in Chinese) 32, 1382 (2005).
[6] B. Wu, C. Chen, G. Ding, D. Zhang, and Y. Cui, Opt. Eng. 43, 313 (2004).
[7] M. Bozzetti, G. Calo, A. D'Orazio, M. De Sario, L. Mescia, V. Petruzzelli, and F. Prudenzano, in Proceedings of ICTON Mediterranean Winter Conference (ICTON-MW) 2007 1 (2007).
[8] H. Pang, P. LiKamWa, and H. J. Cho, in Proceedings of 5th IEEE Conference on Sensors 1489 (2006).
[9] P. V. Lambeck and H. Hoekstra, in Proceedings of LEOS 2003 2, 967 (2003).
[10] D. En, C. Chen, Y. Cui, and G. Ding, Chinese J. Lasers (in Chinese) 32, 399 (2005).
[11] C. Chen, D. Zhang, G. Ding, and Y. Cui, Appl. Opt. 38, 628 (1999).
[12] C. Chen, B. Wu, G. Ding, and Y. Cui, Proc. SPIE 4919, 1 (2002).
