RISC RISC Research Institute for Symbolic Computation  
  • @article{RISC204,
    author = {C. Schneider},
    title = {{Product Representations in $\Pi\Sigma$-Fields}},
    language = {english},
    journal = {Annals of Combinatorics},
    volume = {9},
    number = {1},
    pages = {75--99},
    isbn_issn = {ISSN 0218-0006},
    year = {2005},
    note = {Preliminary version online},
    refereed = {yes},
    length = {25}
    }