scientific article published on 01 March 1979

scientific article published on 01 September 1998

scientific article published on 01 July 1992

scientific article published on September 1987

scientific article published on 01 July 1992

scientific article published on 01 October 1999

scientific article published on 01 November 1992

scientific article published on 01 February 1982

scientific article published on 01 April 1996

scientific article published on 11 October 2010

scientific article published on 01 December 1988

scientific article published on 01 January 1996

scientific article published on 01 January 1990

scientific article published on 01 November 1993

scientific article published on August 1, 1992

scientific article published on 01 June 1993

scientific article published on 01 August 1998

scientific article published on 01 December 1994

scientific article published on 01 December 1994

scientific article published in July 1996

scientific article published on 01 December 1985

scientific article published on 01 February 1991

scientific article published on 01 September 1983

scientific article published on 01 January 1997

scientific article

scientific article published on 01 August 1993

scientific article published on February 1, 1977

scientific article published on 2 March 2016

scientific article

scientific article published in May 2016

scientific article

scientific article

scientific article published on 18 November 2014

scientific article

scientific article published on 01 May 1989

scientific article published on 29 August 2005

scientific article published in Nature

scientific article

scientific article published in January 1990

scientific article

scientific article published on 01 September 1998

scientific article published on 01 February 2000

scientific article published in December 1990