Helmreich, Stefan. Silicon Second Nature: Culturing Artificial Life in a Digital World. Updated Edition with a New Preface. Berkeley: University of California Press, 2000. ISBN: 0520207998.
Helmreich, Stefan. Silicon Second Nature: Culturing Artificial Life in a Digital World. Updated Edition with a New Preface. Berkeley: University of California Press, 2000. ISBN: 0520207998.
《矽晶的第二本能:在数位世界中培育人工生命》.增订附新序版.柏克莱:加州大学出版社,2000年出版.ISBN:0520207998.