C. M.  Dodson, Kurvits, J. A., Li, D., Jiang, M., and Zia, R., ?Magnetic dipole emission of Dy3+:Y2O3 and Tm3+:Y2O3 at near-infrared wavelengths?, Optical Materials Express, vol. 4, no. 11, p. 2441, 2014.

 D.  Li, Jiang, M., Cueff, S., Dodson, C. M., Karaveli, S., and Zia, R., ?Quantifying and Controlling the Magnetic Dipole Contribution to 1.5 ?m Light Emission in Erbium-Doped Yttrium Oxide?, Phys. Rev. B, vol. 89, p. 161409, 2014.