Submitted on: 27 August 2011.
Revised on: 27 September 2011.
Accepted on: 15 October 2011.
University Politehnica of Bucharest Scientific Bulletin Series C-Electrical Engineering and Computer Science
Submitted on: 25 June 2018.
Revised on: 22 July 2018.
Accepted on: 02 August 2018.
NULL
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Submitted on: 09 March 2004.
Revised on: 28 March 2004.
Accepted on: 24 April 2004.
University Politehnica of Bucharest Scientific Bulletin Series C-Electrical Engineering and Computer Science
Submitted on: 13 August 2021.
Revised on: 16 September 2021.
Accepted on: 28 September 2021.
NULL
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