TY  - RPRT
TI  - PTA1 Helium Pressurization System Model
AU  - Steadman, Todd
AU  - Majumdar, Alok
AU  - Holt, Kimberly
PY  - 1999
UR  - https://ntrs.nasa.gov/citations/19990092483
ID  - 19990092483
ER  -