@misc{indiciaeaddeaf181ef8,
  title = {An intelligent multi-media human-computer dialogue system},
  author = {Neal, J. G. and Bettinger, K. E. and Byoun, J. S. and Dobes, Z. and Thielman, C. Y.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890010479},
  note = {Source identifier: 19890010479}
}