| 
Citations
 | 
   web
Moore, B. (1920). The Relative Length of Day and Night. Ecology, 1(3), 234–237.
toggle visibility
Gould, G. M. (1903). A hitherto undescribed visual phenomenon. Science, 18, 536–537.
toggle visibility
Lucas, F. A. (1892). Up to date. The Auk: Ornithological Advances, 9(4), 395.
toggle visibility
Patrick, G. T. W. (1919). The Psychology of Daylight Saving. The Scientific Monthly, 9(5), 385–396.
toggle visibility
Gartlein, C. W. (1939). Request for Auroral Observations. Journal of the Royal Astronomical Society of Canada, 33, 46–50.
toggle visibility