@article{Kittel_1953,
  doi = {10.1119/1.1933590},
  url = {http://dx.doi.org/10.1119/1.1933590},
  year = {1953},
  publisher = {American Association of Physics Teachers ({AAPT})},
  volume = {21},
  number = {8},
  pages = {438},
  author = {Charles Kittel},
  title = {{Introduction to Solid State Physics}},
  journal = {Am. J. Phys.},
}


@incollection{2013,
  year = {2013},
  publisher = {TeachSpin},
  title = {{Earth's-Field Nuclear Magnetic Resonance}},
  booktitle = {Operating Manual},
}


@incollection{TeachSpin,
  year = {2013},
  publisher = {TeachSpin},
  title = {{Earth's-Field Nuclear Magnetic Resonance}},
  booktitle = {Operating Manual},
}