Williams, T. D., Bourgeon, S., Cornell, A., Ferguson, L., Fowler, M., Fronstin, R. B., & Love, O. P. (2015). Mid-winter temperatures, not spring temperatures, predict breeding phenology in the European starling Sturnus vulgaris. R Soc Open Sci.

Williams, Tony D., Sophie Bourgeon, Allison Cornell, Laramie Ferguson, Melinda Fowler, Raime B. Fronstin, and Oliver P. Love. "Mid-winter Temperatures, Not Spring Temperatures, Predict Breeding Phenology in the European Starling Sturnus Vulgaris." R Soc Open Sci 2015.

Williams, Tony D., et al. "Mid-winter Temperatures, Not Spring Temperatures, Predict Breeding Phenology in the European Starling Sturnus Vulgaris." R Soc Open Sci 2015.