35. van der Veen, D. R., Riede, S. J., Heideman, P. D., Hau, M., van der Vinne, V., and Hut, R. A. (2017). Flexible clock systems: adjusting the temporal programme. Philos Trans R Soc Lond B Biol Sci 372.
36. Borbely, A. A., and Neuhaus, H. U. (1979). Sleep deprivation: effects on sleep and EEG in the rat. Journal of Comparative Physiology 133, 71–87.
37. Campbell, S. S., and Tobler, I. (1984). Animal sleep: a review of sleep duration across phylogeny. Neurosci Biobehav Rev 8, 269–300.
38. Massimini, M., Ferrarelli, F., Huber, R., Esser, S. K., Singh, H., and Tononi, G. (2005). Breakdown of cortical effective connectivity during sleep. Science 309, 2228–2232.
39. Casali, A. G., Gosseries, O., Rosanova, M., Boly, M., Sarasso, S., Casali, K. R., Casarotto, S., Bruno, M. A., Laureys, S., Tononi, G., et al. (2013). A theoretically based index of consciousness independent of sensory processing and behavior. Sci Transl Med 5, 198ra105.
40. Monti, M. M., Vanhaudenhuyse, A., Coleman, M. R., Boly, M., Pickard, J. D., Tshibanda, L., Owen, A. M., and Laureys, S. (2010). Willful modulation of brain activity in disorders of consciousness. N Engl J Med 362, 579–589.
41. van Hasselt, S. J., Rusche, M., Vyssotski, A. L., Verhulst, S., Rattenborg, N. C., and Meerlo, P. (2020). Sleep Time in the European Starling Is Strongly Affected by Night Length and Moon Phase. Curr Biol 30, 1664–1671 e1662.
42. Vyazovskiy, V. V., and Foster, R. G. (2014). Sleep: a biological stimulus from our nearest celestial neighbor? Curr Biol 24, R557–R560.
43. Yetish, G., Kaplan, H., Gurven, M., Wood, B., Pontzer, H., Manger, P. R., Wilson, C., McGregor, R., and Siegel, J. M. (2015). Natural Sleep and Its Seasonal Variations in Three Pre-industrial Societies. Curr Biol.
44. Kosse, C., Gonzalez, A., and Burdakov, D. (2015). Predictive models of glucose control: roles for glucose-sensing neurones. Acta Physiol (Oxf) 213, 7–18.
45. Graf, A., and Smith, A. M. (2011). Starch and the clock: the dark side of plant productivity. Trends Plant Sci 16, 169–175.
46. Zimecki, M. (2006). The lunar cycle: effects on human and animal behavior and physiology. Postepy Hig Med Dosw (Online) 60: 1–7.
47. Menghin, W. (2010). Der Berliner Goldhut: Macht, Magie und Mathematik in der Bronzezeit. Die Sammlungen des Museums für Vor- und Frühgeschichte. Schnell & Steiner.
48. Röösli, M., Jüni, P., Braun-Fahrländer, C., Brinkhof, M. W., Low N, Egger, M. (2006). Sleepless night, the moon is bright: longitudinal study of lunar phase and sleep. J Sleep Res.;15(2):149–153.
49. Cajochen, C., Altanay-Ekici, S., Münch, M., Frey, S., Knoblauch, V., Wirz-Justice, A. (2013). Evidence that the lunar cycle influences human sleep. Curr Biol. 23(15): 1485–1488.
50. Cordi, M., Ackermann, S, Bes, FW, Hartmann, F, Konrad, BN, Genzel, L, Pawlowski, M, Steiger, A, Schulz, H, Rasch, B, Dresler, M. (2014). Lunar cycle effects on sleep and the file drawer problem. Curr Biol. 24(12): R549–R550.
51. Smith, M., Croy I., Waye K. P. (2014). Human sleep and cortical reactivity are influenced by lunar phase, Current Biology, 24(12), R551–R552.
52. Vyazovskiy, V. V, Foster, R. G. (2014). Sleep: a biological stimulus from our nearest celestial neighbor? Curr Biol. 24 (12): R557–R560.
53. Faschinger, E. M., Vécsei-Marlovits, P. V., Rabensteine, D. F., Weingesse, B. (2017). The Influence of Lunar Phases on Complications in Cataract Surgery: An Analysis of 16,965 Patients. Journal of Ophthalmology.
54. Francis, O. J., Kopke, B. J., Affatato, AJ, Jarski, R. W. (2017). Psychiatric Presentations During All 4 Phases of the Lunar Cycle. Adv Mind Body Med. 31(3): 4–7.
55. Samson, D. R., Crittenden, A. N., Mabulla IA, Mabulla AZP, Nunn CL. (2018). Does the moon influence sleep in small-scale societies? Sleep Health. 4(6): 509–514.
56. Wehr, T. A. (2018). Bipolar mood cycles associated with lunar entrainment of a circadian rhythm. Transl Psychiatry 8, 151.
57. Casiraghi, L., Spiousas, I., Dunster, G. P., McGlothlen, K., Fernández-Duque, E., Valeggia, C., de la Iglesia HO. (2021). Moonstruck sleep: Synchronization of human sleep with the moon cycle under field conditions. Sci Adv. 27; 7(5).
58. Grover, N. Lunar cycle has distinct effect on sleep, study suggests. The Guardian, 27.01.2021.
59 Aschoff, J. (1960). Exogenous and endogenous components in circadian rhythms. Cold Spring Harb Symp Quant Biol 25, 11–28.
60. Mendoza, J., and Challet, E. (2009). Brain clocks: from the suprachiasmatic nuclei to a cerebral network. Neuroscientist 15, 477–488.
61. Borbely, A. A. (1982). A two process model of sleep regulation. Hum Neurobiol 1, 195–204.
62. Riede, S. J., van der Vinne, V., and Hut, R. A. (2017). The flexible clock: predictive and reactive homeostasis, energy balance and the circadian regulation of sleep-wake timing. J Exp Biol 220, 738–749.
63. Foster, R. G. (2020). Sleep, circadian rhythms and health. Interface Focus 10, 20190098.