1. D. S. Stevens and H. F. Tiersten, J. Acoust. Soc. Am. 79, 1811 (1986).JASMAN0001-4966
2. H. F. Tiersten, J. Acoust. Soc. Am. 59, 879 (1976).JASMAN0001-4966
3. H. F. Tiersten and R. C. Smythe, J. Acoust. Soc. Am. 65, 1455 (1979).JASMAN0001-4966
4. C. J. Wilson, J. Phys. D 7, 2449 (1974).JPAPBE0022-3727
5. D. C. Vangheluwe, Proceedings of the 34th Annual Symposium on Frequency Control (U.S. Army Electronics Command, Fort Monmouth, NJ, 1980), p. 412.