References
- Crafoord, C. and Killen, E. 1978. A note on the condition for existence of more than one steady-state solution in Budyko—Sellers type models. J. Atmos. Sci. 35, 1123–1125.
- Nicolis, C. 1982. Stochastic aspects of climatic trans-itions—response to a periodic forcing. Tellus 34, 1–9.