@article{1365778,
      recid = {1365778},
      author = {Keel, Seán, and McKernan, James,},
      title = {Rational curves on quasi-projective surfaces /},
      pages = {1 online resource (169 pages) :},
      note = {"July 1999, volume 140, number 669 (third of 4 numbers)."},
      url = {http://library.usi.edu/record/1365778},
}