@Misc{            diffpol,
  Author        = "Ritscher, Stephan",
  date-added    = "2020-04-09 14:31:19 +0200",
  date-modified = "2020-04-09 14:31:19 +0200",
  Title         = "Differential Polynomials",
  Year          = "2007",
  File          = "Differential Polynomials - Ritscher\_Paper - a - a - a - a - y.pdf",
  file-2        = "Differential Polynomials - Ritscher\_slides - a - a - a - a - y.pdf"
}

@Misc{ diffpol, Author = "Ritscher, Stephan", date-added = "2020-04-09 14:31:19 +0200", date-modified = "2020-04-09 14:31:19 +0200", Title = "Differential Polynomials", Year = "2007", File = "Differential Polynomials - Ritscher_Paper - a - a - a - a - y.pdf", file-2 = "Differential Polynomials - Ritscher_slides - a - a - a - a - y.pdf" }