1. N. A. Zakharov and V. T. Kalinnikov, Fundamental Science for Medicine. Biophysical Medical Technologies, Ed. by A. I. Grigor’ev and Yu. A. Vladimirov (MAKS Press, Moscow, 2015), Vol. 2 [in Russian].
2. L. L. Hench, J. Am. Ceram. Soc. 74, 1487 (1991).
3. S. V. Dorozhkin, Biomatter 1 (2), 121 (2011).
4. T. J. Webster, C. Ergun, R.H. Doremus, et al., Biomaterials 22, 1327 (2001).
5. A. M. Smolegovskii, History of Phosphate Crystal Chemistry (Nauka, Moscow, 1986) [in Russian].