RISC RISC Research Institute for Symbolic Computation  
  • @techreport{RISC1474,
    author = {Peter Paule and Volker Strehl},
    title = {{Definite Summation and Hypergeometric Identities}},
    number = {99-44},
    year = {1999},
    month = {December},
    keywords = {symbolic summation, hypergeometric sums},
    sponsor = {SFB/FWF project F1305},
    type = {RISC Report Series},
    institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
    address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
    }