@article{1365943,
      note = {"January 1998, volume 131, number 621 (first of 4  numbers)."},
      author = {Cherlin, Gregory L.,},
      url = {http://library.usi.edu/record/1365943},
      title = {The classification of countable homogeneous directed  graphs and countable homogeneous n-tournaments /},
      recid = {1365943},
      pages = {1 online resource (183 pages) :},
}