@misc{106001,
  author = {John Cugini and M Gunn and Lynne Rosenthal},
  title = {User's Guide for the PHIGS Validation Tests (Version 2)},
  year = {1992},
  month = {1992-10-01},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}