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Hobley, D.E.J., Moore, J.M., Howard, A.D. et al. Reply to: Penitente formation is unlikely on Europa. Nat. Geosci. 13, 20–21 (2020). https://doi.org/10.1038/s41561-019-0497-1
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DOI: https://doi.org/10.1038/s41561-019-0497-1