HE, Wang; JINGTAO, Hu; LEI, Gao; YANFENG, Jia. Development and optimization of a novel grain flow sensor based on PVDF piezoelectric film. International Journal of Agricultural and Biological Engineering, [S. l.], v. 9, n. 4, p. 141–150, 2016. DOI: 10.25165/ijabe.v9i4.1887. Disponível em: https://ijabe.org/index.php/ijabe/article/view/1887. Acesso em: 27 jan. 2026.