TY  - RPRT
TI  - Stream Lifetimes Against Planetary Encounters
AU  - Valsecchi, G. B.
AU  - Lega, E.
AU  - Froeschle, Cl.
PY  - 2011
UR  - https://ntrs.nasa.gov/citations/20110016590
ID  - 20110016590
ER  -