EXAFS studies of the local atomic structure of the lead-free piezoelectric ceramics KxNxNbO3 over the temperature range 10–1023K
M. Lemeshko, E. Nazarenko, A.. Gonchar, L. Reznichenko, T. Nedoseykina, A. Novakovich, O. Mathon, Y. Joly, R. Vedrinski0, Physical Review B - Condensed Matter and Materials Physics 76 (2007).