@misc{indiciae2fb398b9e4fc,
  title = {Optoelectronic Tool Measures Steps And Gaps Between Tiles},
  author = {Davis, Dick and Welling, Rebecca and Huber, ED and Williams, Rick},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/19940000400},
  note = {Source identifier: 19940000400}
}