Durban, J. W., D. W. Weller, A. R. Lang, and W. L. Perryman. “Estimating Gray Whale Abundance from Shore-Based Counts Using a Multilevel Bayesian Model”. J. Cetacean Res. Manage., vol. 15, no. 1, Feb. 2023, pp. 61-68, doi:10.47536/jcrm.v15i1.515.