TY  - DATA
AU  - Keel, Sean.
AU  - McKernan, James,
TI  - Rational curves on quasi-projective surfaces 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470402600 (online)
PY  - 1999///
CY  - Providence, R.I.
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0669
ER  -