scientific article published in March 1962

scientific article published in February 1955

scientific article published in March 1962

scientific article published in July 1958

scientific article published on April 1984

scientific article published in May 1964

article

scientific article published on March 1, 1981

scientific article published in May 1980

scientific article

scientific article published on January 1, 1971

scientific article published in December 1962

scientific article published in September 1955

scientific article published in Nature

scientific article published in March 1961

scientific article published in December 1957

scientific article published in December 1993

scientific article published in December 1965

scientific article published in September 1961

scientific article published on March 1957

scientific article

scientific article published in December 1962

scientific article published in November 1967

scientific article published in Nature

scientific article published in Nature

scientific article published in June 1967

scientific article published in September 1957

scientific article

article