Athanasios Tsakonas Georgios Dounias Michael Doumpos Constantin Zopounidis Bankruptcy prediction with neural logic networks by means of grammar-guided genetic programming. 449-461 2006 30 Expert Syst. Appl. 3 http://dx.doi.org/10.1016/j.eswa.2005.10.009 db/journals/eswa/eswa30.html#TsakonasDDZ06