JohnnyVon: Self-Replicating Automata in Continuous Two-Dimensional Space - Arnold Smith; Peter D. Turney; Robert Ewaschuk (CoRR, 2002)

Self-Replicating Machines in Continuous Space with Virtual Physics. - Arnold Smith; Peter D. Turney; Robert Ewaschuk (Artif. Life, 2003)

Self-Replicating Strands that Self-Assemble into User-Specified Meshes - Robert Ewaschuk; Peter D. Turney (CoRR, 2005)

Self-Replication and Self-Assembly for Manufacturing. - Robert Ewaschuk; Peter D. Turney (Artif. Life, 2006)