Submitted on: 01 September 2000.
Revised on: 04 October 2000.
Accepted on: 22 October 2000.
SOCIETY
Submitted on: 22 January 1998.
Revised on: 03 February 1998.
Accepted on: 10 February 1998.
SOCIETY
Submitted on: 19 June 2019.
Revised on: 02 July 2019.
Accepted on: 19 July 2019.
SOCIETY---SPRINGER
Submitted on: 26 December 2006.
Revised on: 04 February 2007.
Accepted on: 12 February 2007.
SOCIETY
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Submitted on: 11 February 2008.
Revised on: 29 February 2008.
Accepted on: 14 March 2008.
SOCIETY---SPRINGER
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