Vinh, P. C., and D. X. Tung. “Explicit Homogenized Equations of the Piezoelectricity Theory in a Two-Dimensional Domain With a Very Rough Interface of Comb-Type”. Vietnam Journal of Mechanics, vol. 35, no. 1, Apr. 2013, pp. 93-101, doi:10.15625/0866-7136/35/1/2364.