RISC RISC Research Institute for Symbolic Computation  
  • @phdthesis{RISC2395,
    author = {R. Pirastu},
    title = {{On Combinatorial Identities: Symbolic Summation and Umbral Calculus}},
    language = {english},
    year = {1996},
    translation = {0},
    school = {RISC, J. Kepler University Linz},
    length = {128}
    }