Ivilin Stoianov Marco Zorzi Suzanna Becker Carlo Umilta Associative Arithmetic with Boltzmann Machines: The Role of Number Representations. 277-283 2002 conf/icann/2002 ICANN http://link.springer.de/link/service/series/0558/bibs/2415/24150277.htm db/conf/icann/icann2002.html#StoianovZBU02