NameTagsURLStandardizing the nomenclature of Martian impact crater ejecta morphologies by Barlow et al. (2000)Crater-featuresdoi.orgImpact structures: What does crater diameter mean? by Turtle et al. (2005)Crater-featuresdoi.orgShock metamorphism of planetary silicate rocks and sediments: Proposal for an updated classification system by Stoffler et al. (2017)Shock-levelsdoi.orgEarth's Impact Events Through Geologic Time: A List of Recommended Ages for Terrestrial Impact Structures and Deposits by Schmieder and Kring (2020)Crater-agesdoi.org