A posteriori error estimators of finite-element approximations for problems of forced harmonic vibrations of piezoelectrics. (Ukrainian, English) Zbl 1230.74080
Mat. Metody Fiz.-Mekh. Polya 52, No. 4, 81-87 (2009); translation in J. Math. Sci., New York 174, No. 2, 229-242 (2011).
Reviewer: A. A. Martynyuk (Kyïv)