[1] A. A. Karabutov, E. V. Savateeva, and A. A. Oraevsky, Proc. SPIE 3601, 284 (1999).
[2] A. A. Oraevsky, V. A. Andreev, A. A. Karabutov, R. D. Fleming, Z. Gatalica, H. Singh, and R. O. Esenaliev, Proc. SPIE 3597, 352 (1999).
[3] G. Ku, X. Wang, G. Stoica, and L. V. Wang, Phys. Med. Biol. 49, 1329 (2004).
[4] P. C. Beard, A. M. Hurrell, and T. N. Mills, IEEE Trans. Ultrasonics, Ferroelectrics, and Frequency Control 47, 256 (2000).
[5] E. Z. Zhang and P. C. Beard, Proc. SPIE 5320, 222 (2004).
[6] A. A. Oraevsky and A. A. Karabutov, Proc. Int. Soc. Opt. Eng 3916, 228 (2000).
[7] K. P. Kostli, M. Frenz, and H. P. Weber, J. Appl. Phys. 88, 1632 (2000).
[8] J. D. Hamilton and M. O'Donnell, IEEE Trans. Ultrasonic, Ferroelectrics, and Frequency Control 45, 216 (1998).
[9] G. Paltauf, H. Schmidt-Kloiber, K. P. Kostli, and M. Frenz, Proc. SPIE 3601, 248 (1999).
[10] G. Paltauf, H. Schmidt-Kloiber, K. P. Kostli, M. Frenz, and H. P. Weber, Appl. Phys. Lett. 75, 1048 (1999).
[11] E. L. Deneriak and D. G. Crowe, Optical Radiation Detectors (Wiley, New York, 1984) p.36.
[12] A. S. Murfin and R. A. J. Soden, Meas. Sci. Technol. 11, 1208(2000).
[13] M. Jaeger, J. J. Niederhauser, M. Hejazi, and M. Frenz, Biomed. Opt. 10, 2005 (in press).