@misc{indiciae7467fe7bc7ca,
  title = {(U-Th)/He dating of kimberlites-A case study from north-eastern Kansas},
  author = {T.J. Blackburn and D.F. Stockli and R. W. Carlson and P. Berendsen},
  year = {2008},
  doi = {10.1016/j.epsl.2008.08.006},
  url = {https://pubs.usgs.gov/publication/70030708},
  note = {Source identifier: 70030708}
}