Crater floor topography and impact melt sheet geometry of the Sudbury impact structure, Canada Dreuse, René ; Doman, Daniel ; Santimano, Tasca ; Riller, Ulrich Abstract Publication: Terra Nova Pub Date: December 2010 DOI: 10.1111/j.1365-3121.2010.00965.x Bibcode: 2010TeNov..22..463D