J. Parravicini, E. DelRe, S. Perego, M. Acciarri, S. Binetti, Y. Garcia, G. Parapelitsa, A.J. Agranat, and G. Parravicini. 2022. “
Key role of polar nanoregions in the cubic-to-tetragonal phase transition of potassium-based perovskites.” Phys. Rev B , 106, 064107.