RISC RISC Research Institute for Symbolic Computation  
  • @techreport{RISC1340,
    author = {Sabine Stifter},
    title = {{A Simulation and Demonstration Package for Tunnel Construction}},
    number = {93-11},
    year = {1993},
    month = {XXX},
    sponsor = {Mayreder Consult, Linz, Austria},
    type = {RISC Report Series},
    institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
    address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
    }