TY - RPRT TI - Improving aircraft conceptual design - A PHIGS interactive graphics interface for ACSYNT AU - Wampler, S. G. AU - Myklebust, A. AU - Jayaram, S. AU - Gelhausen, P. PY - 1988 UR - https://ntrs.nasa.gov/citations/19880065073 ID - 19880065073 ER -