RISC RISC Research Institute for Symbolic Computation  
  • @techreport{RISC1931,
    author = {Peter Paule},
    title = {{An Algorithmic Construction of Combinatorial Bijections as an Application of a Lemma of Ingleton and Piff}},
    number = {90-66},
    year = {1990},
    sponsor = { Austrian Forschungsf"{o}rderungsfonds, project no. P7220},
    type = {RISC Report Series},
    institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
    address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
    }