C
Cook, Benjamin I., Elizabeth M. Wolkovich, Jonathan T Davies, Toby R. Ault, Julio L. Betancourt, Jenica M. Allen, Kjell Bolmgren, Elsa E. Cleland, Theresa M. Crimmins, Nathan J. B. Kraft et al. "
Sensitivity of spring phenology to warming across temporal and spatial climate gradients in two independent databases."
Ecosystems 15 (2012): 1283-1294.