Hue, Trinh Thi Thanh, and Do Xuan Tung. “Wave Propagation Analysis in Transversely Isotropic Piezoelastic Medium Based on Nonlocal Strain Gradient Theory”. Vietnam Journal of Mechanics, vol. 45, no. 4, Dec. 2023, pp. 358-75, doi:10.15625/0866-7136/19604.