TY  - RPRT
TI  - PARS: Programs for Analysis and Resizing of Structures, user manual
AU  - Haftka, R. T.
AU  - Prasad, B.
AU  - Tsach, U.
PY  - 1979
UR  - https://ntrs.nasa.gov/citations/19790014611
ID  - 19790014611
ER  -