- author
- Keel, Sean and McKernan, James
- title
- Contractible extremal rays on $\overline {M}_{0,n}$
- year
- 1996
- arXiv
- alg-geom/9607009
@UNPUBLISHED{Keel-McK,
AUTHOR = "Keel, Sean and McKernan, James",
YEAR = "1996",
TITLE = "Contractible extremal rays on {$\overline{M}\_{0,n}$}",
NOTE = "preprint",
EPRINT = "alg-geom/9607009"
}