Hangartner, S., Laurila, A., & Räsänen, K. (2012). The quantitative genetic basis of adaptive divergence in the moor frog (Rana arvalis) and its implications for gene flow. Journal of Evolutionary Biology, 25(8), 1587-1599. https://doi.org/10.1111/j.1420-9101.2012.02546.x