Song, Ping, He Gao, Baojun Zhao, Aiguo Zhang, and Feng Liu. “Classification of Different Walnut Varieties Using Low-Field Nuclear Magnetic Resonance Technology and Cluster Analysis”. International Journal of Agricultural and Biological Engineering 12, no. 6 (December 4, 2019): 116–121. Accessed December 26, 2025. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/5064.