Richardson, E. A., S. D. Seeley, and D. R. Walker. A model for estimating the completion of rest for Redhaven and Elberta peach trees. Sharpe, R. H. 1970. Sub-tropical peaches and nectarines. Sherman, W. B. and B. L. Topp.
Peaches do it with chill units.
Swartz, H. J. and S. E. Gray. Annual chill unit accumulation in the U.S. Fruit Var. Weinberger, J. H. 1950. Chilling requirements of peach varieties. Weinberger, J. H. 1956.