@misc{indiciae0475361693da,
  title = {Estimating the “thickness” of the Boulder Batholith, Montana, from heat-flow and heat-productivity data},
  author = {Robert I. Tilling},
  year = {1974},
  doi = {10.1130/0091-7613(1974)2<457:ettotb>2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70211092},
  note = {Source identifier: 70211092}
}