@misc{indiciaebf24f3242cec,
  title = {Rb-Sr whole-rock age of trondhjemites and related rocks of the southwestern Trondheim region, Norway},
  author = {Zell E. Peterman and Fred Barker},
  year = {1976},
  doi = {10.3133/ofr76670},
  url = {https://pubs.usgs.gov/publication/ofr76670},
  note = {Source identifier: ofr76670}
}