Hao, Yan. “Philosophical Implications of Color Symbolism in Yongle Palace Mural Art”. Journal of Multidisciplinary in Humanities and Social Sciences 8, no. 5 (October 14, 2025): 2206–2222. accessed December 11, 2025. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/280512.