About the XL Algorithm over GF(2).

Nicolas Courtois Jacques Patarin About the XL Algorithm over GF(2). 141-157 2003 conf/ctrsa/2003 CT-RSA http://link.springer.de/link/service/series/0558/bibs/2612/26120141.htm db/conf/ctrsa/ctrsa2003.html#CourtoisP03