Gianluca Cena Paolo Montuschi Luigi Ciminiera Andrea Sanna A Q-Coder Algorithm with Carry Free Addition. 282- 1997 conf/arith/1997 IEEE Symposium on Computer Arithmetic http://csdl.computer.org/comp/proceedings/arith/1997/7846/00/78460282abs.htm db/conf/arith/arith1997.html#CenaMCS97