Dushyant Pradeep
"Sound attenuation in Ba 1-xCaxTiO 3 ferroelectric perovskites".
Indian Journal of Pure & Applied Physics,
vol: 48,
No.
Jun. 2010,
pp: 398,
https://scholar9.com/publication-detail/sound-attenuation-in-ba-1xcaxtio-3-ferroelectric-25755