@article{kim_lee_moon_2011, 
  title={Developing an Instrument Ensuring Reliable Contact Conditions for Contact-Type Area-varying Capacitive Displacement Sensors}, 
  volume={35}, 
  DOI={10.3795/ksme-b.2011.35.11.1147}, 
  number={11}, 
  publisher={The Korean Society of Mechanical Engineers}, 
  author={Kim and Lee and Moon}, 
  year={2011}, 
  month={Nov}
  }