F.P. Tiwald, F. Karsai, R. Laskowski, S. Gräfe, P. Blaha, J. Burgdörfer, L. Wirtz:
"Ab initio perspective on the Mollwo-Ivey relation for F centers in alkali halides";
Physical Review B, 92 (2015), 144107.
http://dx.doi.org/10.1103/PhysRevB.92.144107Electronic version of the publication:
http://publik.tuwien.ac.at/files/PubDat_241272.pdf