Submitted on: 28 June 2016.
Revised on: 23 October 2016.
Accepted on: 21 November 2016.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
Submitted on: 04 August 2024.
Revised on: 15 November 2024.
Accepted on: 19 December 2024.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
Submitted on: 16 September 2001.
Revised on: 03 December 2001.
Accepted on: 21 January 2002.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
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Submitted on: 19 June 2005.
Revised on: 15 October 2005.
Accepted on: 14 November 2005.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
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Submitted on: 19 December 2000.
Revised on: 18 February 2001.
Accepted on: 10 March 2001.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
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Submitted on: 14 April 2007.
Revised on: 17 July 2007.
Accepted on: 28 August 2007.
___________________Boletin de Geologia---UNIV INDUSTRIAL SANTANDER
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