RISC RISC Research Institute for Symbolic Computation  
  • @techreport{RISC1996,
    author = {D.y. Grigor'ev and M.f. Singer},
    title = {{Enumeration of Generalized Series Solutions of Ordinary Differential Equations via the Newton Polygon Method}},
    number = {88-31},
    year = {1988},
    type = {RISC Report Series},
    institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
    address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
    }