@software{rcc:software,
       key = {RISC Combinatorics Group},
      type = {Web Site},
organization = {Research Institute for Symbolic Computation, Hagenberg im M\"uhlkreis, Austria.},
      note = {Software packages for hypergeometric and $q$-hypergeometric summation,
              sequences and power series, permutation groups, partition analysis, and
              difference equations.},
     links = {\URL[RISC Combinatorics Group]{http://www.risc.uni-linz.ac.at/research/combinat/risc/software/}}}