Xie, Lan, Yiwen He, and Wei Yuan. “Analysis of An Ancient Single-Arch Covered Bridge to Peach Blossom Spring, China”. BioResources 20, no. 4 (November 2, 2025): 11066–11073. Accessed January 18, 2026. https://ojs.bioresources.com/index.php/BRJ/article/view/24823.