TY - RPRT TI - Impact damage to dinocysts from the Late Eocene Chesapeake Bay event AU - Lucy E. Edwards AU - David S. Powars PY - 2003 DO - 10.1669/0883-1351(2003)018<0275:idtdft>2.0.co;2 UR - https://pubs.usgs.gov/publication/70026031 ID - 70026031 ER -