Dielectric properties of $Ca-Ba-Ti-Zr-O_{3}$ solid solutions / Agnieszka WILK, Lucjan Kozielski, Mirosław M. BUĆKO // W: 3\textsuperscript{rd} Polish-Korean joint workshop on Advanced ceramics and XVI conference Composites and ceramic materials - technology, application and testing : under E-MRS auspices : [3\textsuperscript{rd}–10\textsuperscript{th} July 2019, Warsaw, Białowieża, Gdansk] : book of abstracts. — Kraków : Wydawnictwo Naukowe "Akapit", 2019. — ISBN: 978-83-65955-34-0. — S. 24