TY  - RPRT
TI  - Challenges and Potential Solutions to Develop and Fund NASA Flagship Missions
AU  - Shinn, Steve
AU  - Bitten, Bob
AU  - Emmons, Debra L.
PY  - 2019
UR  - https://ntrs.nasa.gov/citations/20190001461
ID  - 20190001461
ER  -