TY - RPRT TI - PHIGS validation tests (Version 1.0) AU - Cugini, John AU - Gunn, Mary T AU - Rosenthal, Lynne S PY - 1990 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 500-181 DO - 10.6028/NIST.SP.500-181 ER -