1. Askew, A., , R., Lemmela, , Climate and Water, , 1 and 2, Academy of Finland, 1989,
2. The effect of doubling atmospheric CO2 on stream flow: A simulation;Aston;J. Hydrol.,1984
3. On the average long term evaporation from the land surface (in Russian);Bagrov;Meteorol. Gidrol.,1953
4. Baker, G. L., , J. P., Gollub, , Chaotic Dynamics: An Introduction, Cambridge University Press, New York, 1990,
5. Bergé, P., , , Y., Pomeau, , , and C., Vidal, , , L'Ordre dans le Chaos, , Hermann, , Paris, , 1984, . ( English translation by L., Tuckerman, , , John Wiley, , New York, , pp., 1986).