1. HOSHI, M., SAWADA, S., IKEYA, M. and MIKI, T. 1985.“ESR Dating and Dosimetry”, Edited by: IKEYA, M. and MIKI, T. 407Tokyo: Ionics Co.
2. IKEYA, M. 1986.“Dating and Age Determination of Biological Materials”, Edited by: ZIMMERMAN, M. R. and ANGEL, J. L. 101London: Croom Helm.