@misc{775351,
  author = {Steve Clark and Sanford Ressler},
  title = {The Geometry Modeling System User},
  year = {1986},
  month = {1986-03-01 00:03:00},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}