______________ : _________________ 123
6. Danilevskii A. A. Photoperiodism and Seasonal Development of Insects, Edinburgh and London, Oliver and Boyd, 1965.
7. Eriksson L. O. Spring inversion of the diel rhythm of locomotor activity in young sea-going trout (Salmo trutta trutta L.) and Atlantic salmon (Saltno salar L.), Aquilo, Ser. Zoologica, 14, 6979 (1973).
8. Hoffmann K. Temperaturaturcyclen als Zeitgeber der circadiane Periodik, Verhandlungen der Deutschen Zoologischen Gesellschaft. Innsbruck, 265275, 1968.
9. Johnsson A., Karlsson H. G. The Drosophila eclosion rhythm, the transformation method and the fixed point theorem. Report, Lund Institute of Technology, 1972.
10. Kramm K Why circadian rhythms? American Naturalist, 1980, in press.
11. Lindberg R. G., H ay den P. Thermoperiodic entrainment of arousal from torpor in the little pocket mouse, Perognaihus longimembris, Chronobiologia, 1, 356361 (1974).
12. Ottesen E. O. Analytical studies on a model for the entrainment of circadian systems, Bachelor's thesis, Princeton University, 1965.
13. Ottesen E. O., Daan S., Pittendrigh C. S. The entrainment of circadian pacemakers: Stable and unstable steady states, Manuscript in preparation,
1980.
14. Pavlidis T. Biological Oscillators: Their Mathematical Analysis, New York and London, Academic Press, 1973.
15. Pittendrigh C. S. Circadian rhythms and the circadian organization of living systems, Cold Spring Harbor Symposia in Quantative Biology, 25, 159 184 (1960).
16. Pittendrigh C. S. On the mechanism of the entrainment of a circadian rhythm by light cycles. In: J. Aschoff (éd.), Circadian Clocks, Amsterdam, NorthHolland Publishing Co., pp. 277297, 1965.
17. Pittendrigh C. S. The circadian oscillation in Drosophila pseudoobscura pupae: A model for the photoperiod clock, Zeitschrift fur Pflanzenphysiologie, 54,275307 (1966).
18. Pittendrigh C. S. Circadian Systems, I. The driving oscillation and its assay in Drosophila pseudoobscura, Proceedings of the National Academy of Science USA, 58(4), 17621767 (1967).
19. Pittendrigh C. S. Circadian rhythms, space research and manned space flight. In: Life Sciences and Space Research, vol. 5, Amsterdam, North-Holland Publ. Press, 1967, pp. 122134.
20. Pittendrigh C. S. Circadian oscillations in cells and the circadian organization of multicellular systems. In: F. O. Schmitt and F. G. Worden (eds.), The Neurosciences: Third Study Program, Cambridge, Mass., MIT Press, 1974, pp. 437458.
21. Pittendrigh C. S. Some functional aspects of circadian pacemakers. In: M. Suda, O. Hayaishi and H. Nakagawa (eds.), Biological Rhythms and Their Central Mechanism, New York, Elsevier Press, 1980, pp. 312.
22. Pittendrigh C. S. Circadian organization and the photoperiodic phenomena. In: B. K. Follett (éd.), Biological^Clocks in Reproductive Cycles, Bristol, John Wright, 1981.
23. Pittendrigh C. S., Daan S. A functional analysis of circadian pacemakers in nocturnal rodents. I. Stability and lability of spontaneous frequency, J. of Comparative Physiology, 106, 233252 (1976).
24. Pittendrigh C. S., Daan S. A functional analysis of circadian pacemakers in nocturnal rodents. IV. Entrainment: Pacemaker as clock, J. of Comparative Physiology, 106, 291331 (1976).
25. Pittendrigh C. S., Daan S. A functional analysis of circadian pacemakers in nocturnal rodents, V. Pacemaker structure: A clock for all seasons, J. of Comparative Physiology, 106, 333355 (1976).
