Shakesby, R. A., Matthews, J. A., Vater, A. E., Owen, G., McEwen, L., Hill, J., & Ratcliffe, A. (2017). Snow-avalanche impact craters in southern Norway: Their morphology and dynamics compared with small terrestrial meteorite craters. Geomorphology, 296, 11-30. https://doi.org/10.1016/j.geomorph.2017.08.041