ARTICLES
Go Forth and Replicate http://www.cs.virginia.edu/~robins/Go_Forth_and_Replicate.pdf
Robotics, Genetic Engineering & Nanotechnology http://www.nhne.com/misc/foodbilljoy.html
TERRAFORMING MARS AND VENUS USING MACHINE SELF-REPLICATING SYSTEMS (SRS) http://www.rfreitas.com/Astro/TerraformSRS1983.htm
Here is an interesting story on NASA's plans for making a base on the moon. http://www.msnbc.msn.com/id/16871258/