Submitted on: 18 February 2021.
Revised on: 17 March 2021.
Accepted on: 08 April 2021.
NULL
Submitted on: 25 November 2004.
Revised on: 23 December 2004.
Accepted on: 16 January 2005.
NULL
Submitted on: 12 November 2016.
Revised on: 28 November 2016.
Accepted on: 13 December 2016.
Scientific Papers of the University of Pardubice-Series D-Faculty of Economics and Administration
Submitted on: 26 February 2013.
Revised on: 09 April 2013.
Accepted on: 03 May 2013.
NULL
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