1. Majni, G., Nobili, C., Ottaviani, G., Costato, M., and Galli, E., J. Appl. Phys., 1981, vol. 52, no. 6, pp. 4047–4054.
2. Fouracre, R.A., Thin Solid Films, 1986, vol. 135, pp. 189–201.
3. Eakins, D.E., Bahr, D.F., and Norton, M.G., J. Mater. Sci., 2004, vol. 39, no. 1, pp. 165–171.
4. Powder Diffraction File (PDF 4+), Swarthmore, PA, Inorganic Phases, International Center for Diffraction Data, 2011.
5. Villars, P. and Cenzual, K., Pearson’s Crystal Data: Crystal Structure Database for Inorganic Compounds (on CD-ROM), Release 2011/12, Materials Park, OH: ASM Int., 2012.