@misc{indiciae1947a9bd4782, title = {Recent developments of NASTRAN pre- amd post-processors: Response spectrum analysis (RESPAN) and interactive graphics (GIFTS)}, author = {Hirt, E. F. and Fox, G. L.}, year = {1982}, url = {https://ntrs.nasa.gov/citations/19830004185}, note = {Source identifier: 19830004185} }