Submitted on: 27 November 2006.
Revised on: 18 December 2006.
Accepted on: 28 December 2006.
SCIENTIFIC AMERICAN
Submitted on: 17 January 2022.
Revised on: 27 February 2022.
Accepted on: 07 March 2022.
SCIENTIFIC AMERICAN---SPRINGER
Submitted on: 01 January 2006.
Revised on: 15 January 2006.
Accepted on: 21 January 2006.
SCIENTIFIC AMERICAN
Submitted on: 05 November 1998.
Revised on: 03 December 1998.
Accepted on: 15 December 1998.
SCIENTIFIC AMERICAN
Submitted on: 22 June 2019.
Revised on: 11 July 2019.
Accepted on: 20 July 2019.
SCIENTIFIC AMERICAN---SPRINGER
Submitted on: 14 October 2012.
Revised on: 30 October 2012.
Accepted on: 08 November 2012.
SCIENTIFIC AMERICAN
Submitted on: 07 March 2007.
Revised on: 18 April 2007.
Accepted on: 27 April 2007.
SCIENTIFIC AMERICAN---SPRINGER
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Submitted on: 19 February 2024.
Revised on: 11 March 2024.
Accepted on: 07 April 2024.
SCIENTIFIC AMERICAN
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