scientific article published on August 1, 1978

scientific article published on 01 July 1970

scientific article published on 01 September 1967

scientific article published on 01 August 1963

scientific article published on 01 January 1968

scientific article published on 01 January 1968

scientific article published on January 1, 1971

scientific article published on 01 May 1961

scientific article published on September 6, 1975

scientific article published on April 1, 1973

scientific article published in July 1971

scientific article published on May 1, 1975

scientific article published on 01 September 1981

scientific article published on 01 November 1964

scientific article published on 01 January 1964

scientific article published on 01 April 1977

scientific article published on January 1, 1977

scientific article published on 01 July 1980

scientific article published on April 1, 1973

scientific article published in March 1982

scientific article published in July 1970

scientific article

scientific article published on 01 August 1981

scientific article

scientific article published on August 1, 1975

scientific article published in January 1970

scientific article published on October 1, 1977

scientific article published on April 1, 1978

scientific article published on November 1, 1975

scientific article published on August 4, 1979

scientific article

scientific article published on 01 December 1980

scientific article published on February 1, 1977

scientific article published on 01 January 1973

scientific article published on 01 October 1969

scientific article published on 01 December 1974

scientific article published on 01 November 1980

scientific article

scientific article published on 01 November 1970

scientific article published on 01 August 1981

scientific article

scientific article

scientific article published on 01 January 1965

scientific article published on 01 April 1981

scientific article published on October 31, 1975

scientific article published on 01 January 1966

scientific article published on September 15, 1970

scientific article published on 01 July 1974

scientific article published in January 1973

scientific article published on January 1, 1975

scientific article published on September 1, 1975

scientific article published on January 1, 1978

scientific article published in January 1964

scientific article published on January 1, 1975

scientific article published on 01 February 1969

scientific article published on 01 September 1968

scientific article published on 01 May 1968

scientific article published on 01 May 1975

scientific article published on March 1, 1976

scientific article published on September 1, 1978

scientific article published in January 1964

scientific article published on 01 January 1969

scientific article published in September 1967

scientific article published in September 1977

scientific article published on 01 August 1981

scientific article published on 01 July 1961

scientific article

scientific article published on September 1, 1976

scientific article published on 01 April 1981

scientific article published on 01 January 1981

scientific article published on April 1, 1977

scientific article published on November 1, 1979

scientific article published on October 1, 1972

scientific article published on 01 July 1966

scientific article published on May 7, 1977

scientific article published on May 1, 1970

scientific article published on July 1, 1970

scientific article published on 01 January 1969

scientific article published in October 1971

scientific article published in January 1969

scientific article published on 01 January 1971

scientific article published on 01 February 1971

scientific article published on January 1, 1971

scientific article published on 01 January 1969

scientific article published in December 1971

scientific article published on 01 January 1972

scientific article published on September 1973

scientific article published on 01 September 1966

scientific article published on 01 February 1971

scholarly article by André Barbeau et al published 18 January 1969 in Science

scientific article published in January 1972

scientific article published on September 1, 1979

scientific article published on 01 October 1980

scientific article published on March 4, 1978

scientific article published on January 1, 1972

scientific article published on 01 January 1973

scientific article published on 01 July 1980

scientific article published in January 1964

scientific article

scientific article published on January 1, 1978

scientific article published in Nature

scientific article published on February 1979

scientific article published on 01 July 1961

scientific article published on 01 January 1970

scientific article published on 01 July 1970

scientific article published on 01 May 1980

scientific article published on November 1, 1976

scientific article published on January 1, 1976

scientific article published on 01 September 1973

scientific article published on February 1, 1975

scientific article published on 01 April 1973

scientific article published on 01 October 1980

scientific article published on February 1, 1975

scientific article published on May 1, 1977

scientific article

scientific article published on 01 March 1973

scientific article published on October 1970

scientific article published on May 1, 1977

scientific article published on April 1, 1977

scientific article published on 01 August 1976

scientific article published on October 1, 1977

scientific article published on December 1, 1978

scientific article published on March 15, 1971

scientific article published in September 1972

scientific article published on 01 December 1973

scientific article published on 01 September 1965

scientific article published on 01 May 1968

scientific article published on 01 September 1968

scientific article published on 01 November 1965

scientific article published on 01 April 1973

scientific article published on 01 June 1964

scientific article published on 01 November 1965