Nuijten, Rascha, Emile F. Prins, Joost Lammers, Constanze Mager, and Bart A. Nolet. “Calibrating Tri-Axial Accelerometers for Remote Behavioural Observations in Bewick’s Swans”. Journal of Zoo and Aquarium Research 8, no. 4 (October 31, 2020): 231–238. Accessed December 4, 2020. https://jzar.org/jzar/article/view/522.