Threshold values of acoustic features to assess estrous cycle phases in water buffaloes (Bubalus bubalis) Devi, I.; Singh, P.; Lathwal, S.S.; Dudi, K.; Singh, Y.; Ruhil, A.P.; Kumar, A.; Dash, S.; Malhotra, R. Applied Animal Behaviour Science 219: 104838 2019 0168-1591 10.1016/j.applanim.2019.104838 https://eurekamag.com/research/070/970/070970795.php