[1] J. Kushibki and N. Chubachi, "Material characterization by line-focus-beam acoustic microscope (Invited)", IEEE Trans. Sonics &Ultrason., Vol. SU-32, No. 2, pp. 189-212 (1985).

[2] J. Kushibiki, I. Takanaga, M. Arakawa, and T. Sannomiya, "Accurate measurements of the acoustical physical constants of LiNbO3 and LiTaO3 single crystals," IEEE Trans. UFFC, Vol. 46, No. 5, pp. 1315-1323 (1999).

[3] J. Kushibiki, M. Arakawa, Y. Ohashi, K. Suzuki, and T. Maruyama, "A super-precisice CTE evaluation method for ultra-low-expansion glasses using the LFB ultrasonic material characterization system", Jpn. J. Appl. Phys., Vol. 44, No. 6B, 4374-4380, (2005).