Zachariasz, R. and Ilczuk, J. (2007) “Electric and mechanical properties of Pb(Fe$_{0.5}$Nb$_{0.5}$)O$_{3}$ ferroelectric ceramics”, Archives of Acoustics, 32(4(S), pp. 111–116. Available at: http://acoustics.ippt.gov.pl/index.php/aa/article/view/1397 (Accessed: 18 April 2026).