SONG, Ping; GAO, He; ZHAO, Baojun; ZHANG, Aiguo; LIU, Feng. Classification of different walnut varieties using low-field nuclear magnetic resonance technology and cluster analysis. International Journal of Agricultural and Biological Engineering, Beijing, China, v. 12, n. 6, p. 116–121, 2019. Disponível em: https://www.ijabe.org/index.php/ijabe/article/view/5064. Acesso em: 1 feb. 2026.