@misc{indiciaedb45fec4b1e0,
  title = {Radial migration of preplanetary material - Implications for the accretion time scale problem},
  author = {Hourigan, K. and Ward, W. R.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19850030580},
  note = {Source identifier: 19850030580}
}