@PhdThesis{       HaddadPhD,
  Author        = "Haddad, Axel",
  date-added    = "2013-12-02 17:39:24 +0000",
  date-modified = "2014-01-30 14:36:55 +0000",
  Keywords      = "higher-order recursive schemes",
  Title         = "Shape-Preserving Transformations of Higher-Order Recursion Schemes",
  Year          = "2013",
  File          = "Shape-Preserving Transformations of Higher-Order Recursion Schemes - Haddad (0) (0) - a - a - k.pdf"
}

@PhdThesis{ HaddadPhD, Author = "Haddad, Axel", date-added = "2013-12-02 17:39:24 +0000", date-modified = "2014-01-30 14:36:55 +0000", Keywords = "higher-order recursive schemes", Title = "Shape-Preserving Transformations of Higher-Order Recursion Schemes", Year = "2013", File = "Shape-Preserving Transformations of Higher-Order Recursion Schemes - Haddad (0) (0) - a - a - k.pdf" }