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Submitted on: 23 April 2008.
Revised on: 24 May 2008.
Accepted on: 13 June 2008.
___________________Journal of the Mexican Chemical Society
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Submitted on: 10 July 2009.
Revised on: 23 October 2009.
Accepted on: 03 December 2009.
___________________Journal of the Mexican Chemical Society
Submitted on: 22 November 2021.
Revised on: 13 December 2021.
Accepted on: 22 January 2022.
___________________Journal of the Mexican Chemical Society
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http://reply.papertrans.cn/2/199/19810/19810-18.png
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Submitted on: 24 November 2001.
Revised on: 10 February 2002.
Accepted on: 26 March 2002.
___________________Journal of the Mexican Chemical Society