@misc{indiciae897f6edadafb,
  title = {Mn-53 profiles in four Apollo surface cores},
  author = {Nishiizumi, K. and Murrell, M. T. and Arnold, J. R.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19840035681},
  note = {Source identifier: 19840035681}
}