Guilford, T., Freeman, R., Boyle, D., Dean, B., Kirk, H., Phillips, R., & Perrins, C. (2011). A dispersive migration in the Atlantic puffin and its implications for migratory navigation. Public Library of Science.

Guilford, T., R. Freeman, D. Boyle, B. Dean, H. Kirk, R. Phillips, and C. Perrins. A Dispersive Migration in the Atlantic Puffin and Its Implications for Migratory Navigation. Public Library of Science, 2011.

Guilford, T., et al. A Dispersive Migration in the Atlantic Puffin and Its Implications for Migratory Navigation. Public Library of Science, 2011.