00529naa#a2200181#i#450# EN\\bibl\2647 20250116060525.4 1992-5980 20140630b2014####ek#y0engy0150####ca RUS RU Investigating constant determination techniques of polarized piezoceramics Journal article rostov on don Don state technical University 2014 0 с. Journal article local Madorskiy Viktor Mitko Viktor naukaru.ru