Dubus, B. ., Debus, J.-C. ., & Coutte, J. . (1999). Modelisation de materiaux piezoelectriques et electrostrictifs par Ia methode des elements finis. European Journal of Computational Mechanics, 8(5-6), 581–606. Retrieved from https://journals.riverpublishers.com/index.php/EJCM/article/view/2989