TY - RPRT TI - Fluid impact craters and hypervelocity - high velocity impact experiments in metals and rocks AU - H. J. Moore AU - R.W. MacCormick AU - D. E. Gault PY - 1963 DO - 10.3133/ofr63100 UR - https://pubs.usgs.gov/publication/ofr63100 ID - ofr63100 ER -