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Submitted on: 13 February 2006.
Revised on: 20 March 2006.
Accepted on: 14 April 2006.
SCIENTOMETRICS---SPRINGER
Submitted on: 13 May 2010.
Revised on: 28 May 2010.
Accepted on: 15 June 2010.
SCIENTOMETRICS
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Submitted on: 09 March 2014.
Revised on: 29 March 2014.
Accepted on: 22 April 2014.
SCIENTOMETRICS---SPRINGER
Submitted on: 27 August 1999.
Revised on: 26 September 1999.
Accepted on: 11 October 1999.
SCIENTOMETRICS
Submitted on: 17 July 2010.
Revised on: 09 August 2010.
Accepted on: 15 August 2010.
SCIENTOMETRICS---SPRINGER
Submitted on: 04 October 2014.
Revised on: 29 October 2014.
Accepted on: 15 November 2014.
SCIENTOMETRICS
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