@misc{151101,
  author = {Roger Bostelman},
  title = {Electronics Design of the Infrared/Ultrasonic Sensing for a Robot Gripper},
  year = {1989},
  month = {1989-11-30},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820169},
  language = {en},
}