Submitted on: 22 September 2015.
Revised on: 14 October 2015.
Accepted on: 10 November 2015.
___________________ARTIFICIAL LIFE---MIT PRESS
Submitted on: 19 June 2018.
Revised on: 30 July 2018.
Accepted on: 10 September 2018.
___________________ARTIFICIAL LIFE---MIT PRESS
Submitted on: 21 January 2004.
Revised on: 23 April 2004.
Accepted on: 14 May 2004.
___________________ARTIFICIAL LIFE---MIT PRESS
Submitted on: 29 August 2014.
Revised on: 29 November 2014.
Accepted on: 01 January 2015.
___________________ARTIFICIAL LIFE---MIT PRESS
Submitted on: 29 August 2007.
Revised on: 07 October 2007.
Accepted on: 01 December 2007.
___________________ARTIFICIAL LIFE---MIT PRESS
Submitted on: 02 June 2005.
Revised on: 16 July 2005.
Accepted on: 14 August 2005.
___________________ARTIFICIAL LIFE---MIT PRESS