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Citations
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Bortle, J. E. (2001). Introducing the Bortle Dark-Sky Scale. Sky Telesc, (60), 126–129.
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Crumey, A. (2014). Human Contrast Threshold and Astronomical Visibility. MNRAS, 422(3), 2600–2619.
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Fotios, S., Yang, B., & Uttley, J. (2014). Observing other pedestrians: Investigating the typical distance and duration of fixation. Lighting Research and Technologying Res & Tech, 47(5), 548–564.
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Jägerbrand, A. (2015). New Framework of Sustainable Indicators for Outdoor LED (Light Emitting Diodes) Lighting and SSL (Solid State Lighting). Sustainability, 7(1), 1028–1063.
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Li, F., Chen, Y., Liu, Y., & Chen, D. (2012). Comparative in Situ Study of LEDs and HPS in Road Lighting. Leukos, 8(3), 205–214.
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