A. J.  Baker, Gonzalez, P. M., Piersma, T., Niles, L. J., I. Nascimento, deLima Serra, Atkinson, P. W., Clark, N. A., Minton, C. D. T., Peck, M. K., and Aarts, G., ?Rapid population decline in red knots: fitness consequences of decreased refuelling rates and late arrival in Delaware Bay?, Proceedings of the Royal Society of London, Series B: Biological SciencesProceedings of the Royal Society of London, Series B: Biological Sciences, vol. 271, pp. 875-882, 2004.