Nguyễn Tuấn Linh, Đào Như Mai, Khuất Đức Dương. Free vibration analysis of bi-directional functionally graded porous microplate using isogeometric approach. UD-JST [Internet]. 2023May31 [cited 2024May17];21(5):39-44. Available from: https://jst-ud.vn/jst-ud/article/view/8404