Ratnasari, Arum, MustariAbdul Haris, and Burhanuddi Masyud. 2018. “Management Training of Sumatra Elephant (Elephas Maximus Sumatranus) and Daily Behavior in Flying Squad WWF Tesso Nilo National Park, Riau”. Media Konservasi 22 (2), 181-87. https://doi.org/10.29244/medkon.22.2.181-187.