@misc{indiciae1a0b30402758,
  title = {Foundations for Measuring Volume Rendering Quality},
  author = {Williams, Peter L. and Uselton, Samuel P. and Chancellor, Marisa K.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20020039330},
  note = {Source identifier: 20020039330}
}