Martin Trefzer Jörg Langeheine Karlheinz Meier Johannes Schemmel A Modular Framework for the Evolution of Circuits on Configurable Transistor Array Architectures. 32-42 2006 conf/ahs/2006 AHS http://doi.ieeecomputersociety.org/10.1109/AHS.2006.8 db/conf/ahs/ahs2006.html#TrefzerLMS06