Yang, Qinghua, Mimi Jia, Yi Xun, and Guanjun Bao. 2018. “Detection of Egg Stains Based on Local Texture Feature Clustering”. International Journal of Agricultural and Biological Engineering 11 (1):199-205. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/2592.