REFERENCES
- Moore-Ede M. C., Sulzman F. M., Fuller C. A. The ClocksThat Time Us. HarvardUniversity Press, Cambridge, MA 1982; 448
- Boulos Z. Wavelength Dependence of Light-Induced Phase Shifts and PeriodChanges in Hamsters. Physiol. Behav. 1995; 57: 1025–1033
- Takahashi J. S., DeCoursey P. J., Bauman L., Menaker M. Spectral Sensitivity of a Novel Photoreceptive System MediatingEntrainment of Mammalian Circadian Rhythms. Nature 1984; 308(5955)186–188
- Boulos Z., Macchi M., Terman M. Effects of Twilights on Circadian Entrainment Patterns and ReentrainmentRates in Squirrel Monkeys. J. Comp. Physiol. A 1996; 179: 687–694
- Boulos Z., Macchi M., Terman M. Twilight Transitions Promote Circadian Entrainment to LengtheningLight-Dark Cycles. Am. J. Physiol. 1996; 271: R813–R818
- Boulos Z., Terman J. S., Terman M. Circadian Phase-Response Curves for Simulated Dawn and DuskTwilights in Hamsters. Physiol. Behav. 1996; 60(5)1269–1275
- Hughes P. C., Bickford E. W., Goldstein I. S. Optical Radiation. Pineal Research Reviews, R. J. Reiter. Alan R. Liss, Inc., New York 1987; 5: 1–67
- Aschoff J. Response Curves in Circadian Periodicity. Circadian Clocks, J. Aschoff. North-Holland Publishing, Inc.:, Amsterdam 1965; 95–111
- Mrosovsky N. Methods of Measuring Phase Shifts: Why I Continue to Use anAschoff Type II Procedure Despite the Skepticism of Referees. Chronobiol. Int. 1996; 13(5)387–392
- Zar J. H. Biostatistical Analysis. 2nd, Prentice-Hall, EnglewoodCliffs, NJ 1984; 718
- Boulos Z., Macchi M., Houpt T. A., Terman M. Photic Entrainment in Hamsters: Effects of Simulated Twilightsand Nest Box Availability. J. Biol. Rhythms 1996; 11(3)216–233
- DeCoursey P. J. Light-Sampling Behavior in Photoentrainment of a Rodent CircadianRhythm. J. Comp. Physiol.A 1986; 159: 161–169
- Hut R. A., van Oort B. E.H., Daan S. Natural Entrainment Without Dawn and Dusk: The Case of the EuropeanGround Squirrel (Spermophilus citellus). J. Biol. Rhythms 1999; 14(4)290–299