TY - RPRT TI - VISCEL: A general-purpose computer program for analysis of linear viscoelastic structures (user's manual), volume 1 AU - Gupta, K. K. AU - Akyuz, F. A. AU - Heer, E. PY - 1972 UR - https://ntrs.nasa.gov/citations/19720025541 ID - 19720025541 ER -