Ma, Hongwei, Anlian Wang, Jialong Ji, Yan Liu, and Meng Gong. 2022. “Experimental Study of the Behavior of Box Floor With Orthogonal Ribbed Beams by Poplar LVL”. BioResources 18 (1):255-71. https://ojs.bioresources.com/index.php/BRJ/article/view/22192.