Bui, Thang, and Hau Dang. “Analysis of Static and Free Vibration of the Sandwich Folded Plate Using the Layerwise Theory”. Science & Technology Development Journal: Natural Sciences 1, no. T5 (November 29, 2018): 214-221. Accessed March 29, 2024. http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/555.