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APS
Phys. Rev. B 56, 8553–8558 (1997)
Y. Yourdshahyan, C. Ruberto, L. Bengtsson, and B. I. Lundqvist
First-principles calculations on the atomic and electronic structure of a-Al2O3

DOI:

http://dx.doi.org/10.1103/PhysRevB.56.8553

Springer
Zeitschrift fur Physik B Condensed Matter
H. Bialas and H. J. Stolz
Lattice dynamics of sapphire (corundum) Part I: Phonon Dispersion by Inelastic Neutron Scattering
Vol 21, N 4, 319-324

DOI:

http://dx.doi.org/10.1007/BF01325390

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