Zhao, Jian, Xuan Li, Wanghong Liu, Yun Gao, Minggang Lei, Hequn Tan, and Di Yang. 2020. “DNN-HMM Based Acoustic Model for Continuous Pig Cough Sound Recognition”. International Journal of Agricultural and Biological Engineering 13 (3):186-93. https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/4530.