TY  - RPRT
TI  - Modification of elastic properties in structural analysis by force method.
AU  - Hall, D. B.
AU  - Kaufman, S.
AU  - Swanson, C. J.
PY  - 1968
UR  - https://ntrs.nasa.gov/citations/19680048973
ID  - 19680048973
ER  -