scientific article published on 30 June 1943

scientific article (publication date: 21 April 1944)

scientific article published on 01 April 1946

scientific article published on 19 November 1937

scientific article published on 30 March 1940

scientific article published on 9 September 1939

scientific article published on 24 September 1938

scientific article published on 26 December 1939

scientific article published on 26 December 1939

scientific article published on 20 April 1947

scientific article published on 26 December 1939

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scientific article published on 30 June 1938

scientific article published on 15 October 1945

scientific article published on 18 August 1937

scientific article published on 30 March 1940

scientific article published on 20 April 1947

scientific article published on 31 March 1938

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scientific article published on 20 April 1947

scientific article published on 10 December 1938

scientific article published on 31 December 1937

scientific article published on 26 December 1944

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scientific article published on 22 December 1958

scientific article published on 30 September 1944

scientific article published on 12 July 1939

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scientific article

scientific article published on 30 April 1946

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scientific article published on 20 July 1933

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scientific article published on 21 April 1944

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article by Lionel A. Walford & Harold A. Innis published 8 July 1941 in Copeia

scientific article published on 30 June 1947

Article from 'Scientific American', published in August 1951

scientific article published on 15 October 1945

article published in 1941

scientific article published on 30 September 1944

scientific article published on 21 April 1944

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scientific article published on 26 December 1944

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review published on 26 December 1944

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scientific article published on 9 March 1939