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Lorenz, D. (2013). Light Pollution Atlas 2006.
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Pandey, B., Joshi, P. K., & Seto, K. C. (2013). Monitoring urbanization dynamics in India using DMSP/OLS night time lights and SPOT-VGT data. International Journal of Applied Earth Observation and Geoinformation, 23, 49–61.
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Zamorano, J., de Miguel, A., Alfaro, E., Martínez-Delgado, D., Ocaña, F., Nievas, M., et al. (2013). NIXNOX project: Enjoy the dark skies of Spain. In Highlights of Spanish Astrophysics VII, 1, 962–970.
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Ringwald, R., Rönitzsch, H., & Riedel, M. (2013). Praxishandbuch Öffentliche Beleuchtung – Wirtschaftlichkeit, Recht, Technik. 1. Aufl. DIN Deutsches Institut für Normung e.V., hrsg., Berlin Wien Zürich: Beuth Verlags GmbH., .
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Marquenie, J. M., Donners, M., Poot, H., Steckel W., & de Witt, B. (2013). Bird-Friendly Light Sources: Adapting the Spectral Composition of Artificial Lighting. IEEE Industry Application Magazine, , 56–62.
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