Vilas, V. J. D., Sayers, R., Sivam, K., Pfeiffer, D. U., Guitian, J., & Wilesmith, J. W. A case study of capture-recapture methodology using scrapie surveillance data in Great Britain. PREVENTIVE VETERINARY MEDICINE, 67(4), 303-317. https://doi.org/10.1016/j.prevetmed.2004.12.003