Sadrabadi, P., Eisenlohr, P., Wehrhan, G., Stäblein, J., Parthier, L., & Blum, W. (2009). Evolution of dislocation structure and deformation resistance in creep exemplified on single crystals of CaF2. Materials Science and Engineering A, 510-511, 46-50. doi:10.1016/j.msea.2008.04.086.