References
- Born , M. and Huang , K. 1954 . Dynamical Theory of Crystal Lattices , pp. 129 – 165 . Oxford : Clarendon Press .
- Nishioka , K. and Lee , J. K. 1981 . Phil. Mag. A , 44 : 7
- Soklolnikoff , I. S. 1956 . Mathematical Theory of Elasticity , pp. 5 – 34 . New York : McGraw-Hill .
- Wallace , D. C. 1972 . Thermodynamics of Crystals , pp. 1 – 105 . New York : John Wiley and Sons, Inc. .