Martin Trefzer Jörg Langeheine Johannes Schemmel Karlheinz Meier New Genetic Operators to Facilitate Understanding of Evolved Transistor Circuits. 217-224 2004 conf/eh/2004 Evolvable Hardware http://doi.ieeecomputersociety.org/10.1109/EH.2004.1310833 db/conf/eh/eh2004.html#TrefzerLSM04