scientific article published in July 2001

scientific article published in April 2001

scientific article published in July 2015

scientific article published in September 2002

scientific article published in October 2006

scientific article published in June 2004

scientific article published in June 2016

scientific article published in February 2006

scientific article published in March 2007

scientific article published in February 2020

scientific article published in January 2005

scientific article published in January 2009

scientific article published in September 2007

scientific article published in January 2015

scientific article published in January 2012

scientific article published in July 2019

scientific article published in August 2004