Intrinsic Circuit Evolution Using Programmable Analogue Arrays. - Stuart J. Flockton; Kevin Sheehan (ICES, 1998)

A System for Intrinsic Evolution of Linear and Non-Linear Filters. - Stuart J. Flockton; Kevin Sheehan (Evolvable Hardware, 1999)

Subsystem and interconnection strategies for intrinsic evolution of analogue hardware. - Kevin Sheehan; Stuart J. Flockton (CEC, 2000)

Behavior of a Building Block for Intrinsic Evolution of Analogue Signal Shaping and Filtering Circuits. - Stuart J. Flockton; Kevin Sheehan (Evolvable Hardware, 2000)