Submitted on: 22 October 2017.
Revised on: 21 December 2017.
Accepted on: 19 February 2018.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
Submitted on: 31 December 2002.
Revised on: 27 April 2003.
Accepted on: 17 May 2003.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
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Submitted on: 08 March 2004.
Revised on: 06 April 2004.
Accepted on: 02 May 2004.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
Submitted on: 31 March 1999.
Revised on: 19 July 1999.
Accepted on: 28 August 1999.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
Submitted on: 08 June 2018.
Revised on: 21 September 2018.
Accepted on: 03 November 2018.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
Submitted on: 08 April 1999.
Revised on: 04 May 1999.
Accepted on: 18 May 1999.
___________________INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY