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Böhm, F., Brückner, J., Eichhorn, D., Geiger, R., Johl, B., Kahl, S., Kleudgen, I., Köhler, K., Kreifelts, V., Metschke, K., Meyer, M., Richter, A.-C., Schulze, B., Stecker, R.-M., O.M., P. and Win, M. 2016. Cloud cover but not artificial light pollution affects the morning activity of Wood Pigeons. Ornis Fennica. 93, 4 (Dec. 2016), 246–252. DOI:https://doi.org/10.51812/of.133905.