@Article{         10.2307/1971135,
  Author        = "Sibuya, Yasutaka and Sperber, Steven",
  date-added    = "2022-12-24 08:11:02 +0100",
  date-modified = "2022-12-24 08:11:02 +0100",
  ISSN          = "0003486X",
  Journal       = "Annals of Mathematics",
  Number        = "1",
  Pages         = "111--157",
  Publisher     = "Annals of Mathematics",
  Title         = "Arithmetic Properties of Power Series Solutions of Algebraic Differential Equations",
  URL           = "http://www.jstor.org/stable/1971135",
  URLDate       = "2022-12-24",
  Volume        = "113",
  Year          = "1981",
  bdsk-url-1    = "http://www.jstor.org/stable/1971135"
}

@Article{ 10.2307/1971135, Author = "Sibuya, Yasutaka and Sperber, Steven", date-added = "2022-12-24 08:11:02 +0100", date-modified = "2022-12-24 08:11:02 +0100", ISSN = "0003486X", Journal = "Annals of Mathematics", Number = "1", Pages = "111--157", Publisher = "Annals of Mathematics", Title = "Arithmetic Properties of Power Series Solutions of Algebraic Differential Equations", URL = "http://www.jstor.org/stable/1971135", URLDate = "2022-12-24", Volume = "113", Year = "1981", bdsk-url-1 = "http://www.jstor.org/stable/1971135" }