@misc{indiciaebf15cfc97e64,
  title = {Spectrographic and chemical analyses of whole-rock and insoluble-residue samples, Rolla 1 degree x 2 degrees quadrangle, Missouri: Drill hole no. 11},
  author = {E. L. Mosier and J.G. Viets and S.K. McDanal},
  year = {1978},
  doi = {10.3133/ofr78470l},
  url = {https://pubs.usgs.gov/publication/ofr78470L},
  note = {Source identifier: ofr78470L}
}