Wang, Yang, Baoming Li, and Weichao Zheng. “Optimum Insulation Thickness for the Sandwich Structure Livestock Buildings External Envelopes in Different Climate Regions of China”. International Journal of Agricultural and Biological Engineering 13, no. 1 (March 2, 2020): 29–41. Accessed February 26, 2026. https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/5280.