Hofmann, M. E., Hinkel, J., Wrobel, M. (2011): Classifying knowledge on climate change impacts, adaptation, and vulnerability in Europe for informing adaptation research and decision-making: a conceptual meta-analysis. - Global Environmental Change, 21, 3, 1106-1116.https://doi.org/10.1016/j.gloenvcha.2011.03.011