TY  - RPRT
TI  - Shuttle Risk Progression by Flight
AU  - Hamlin, Teri
AU  - Kahn, Joe
AU  - Thigpen, Eric
AU  - Zhu, Tony
AU  - Lo, Yohon
PY  - 2011
UR  - https://ntrs.nasa.gov/citations/20110008208
ID  - 20110008208
ER  -