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Ray, T. S. 1994a. An evolutionary approach to synthetic biology: Zen and the art of creating life. Artificial Life 1(1/2): 195-226
Ray, T. S. 1994b. A proposal to consolidate and stabilize the rain forest reserves of the Sarapiquí region of Costa Rica. Available by anonymous ftp: tierra.slhs.udel.edu [128.175.41.34] and life.slhs.udel.edu [128.175.41.33] as tierra/doc/reserves.tex.
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