@TechReport{      Nash-Williams,
  Author        = "Nash-Williams, Crispin St. John Alvah",
  date-added    = "2012-12-01 14:56:12 +0000",
  date-modified = "2012-12-01 15:06:54 +0000",
  Keywords      = "well quasi-orders",
  Title         = "On well-quasi-ordering finite trees",
  Year          = "1963",
  File          = "On well-quasi-ordering finite trees - Nash-Williams (0) (0) - a - a - o.pdf"
}

@TechReport{ Nash-Williams, Author = "Nash-Williams, Crispin St. John Alvah", date-added = "2012-12-01 14:56:12 +0000", date-modified = "2012-12-01 15:06:54 +0000", Keywords = "well quasi-orders", Title = "On well-quasi-ordering finite trees", Year = "1963", File = "On well-quasi-ordering finite trees - Nash-Williams (0) (0) - a - a - o.pdf" }