@misc{indiciaeb68b4cc19a7f,
  title = {Quantum limit studies in single crystal and pyrolytic graphite},
  author = {Woollam, J. A. and Sellmyer, D. J. and Dillon, R. O. and Spain, I. L.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720023091},
  note = {Source identifier: 19720023091}
}