Geyer, R.
, Krupka, J.
, Kuhn, M.
and Hinken, J.
(1994),
Dielectric Properties of Single Crystals of Al2O3, LaAlO3, NdGaO3, SrTiO3, and MgO at Cryogenic Temperatures, IEEE Transactions on Microwave Theory and Techniques
(Accessed May 1, 2025)