scientific article published in March 2006

scientific article published in March 2000

scientific article published in February 2013

scientific article published in November 2011

scientific article published in May 2008

scientific article published in April 2009

article published in 2005

scientific article published in December 2000

scientific article published in January 2000

scientific article published in August 2017

scientific article published in November 2014

scientific article published in April 2003

scientific article published in June 2011

scientific article published in November 2014

scientific article published in July 2005

scientific article published in June 2006

scientific article published in September 2004