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Published online by Cambridge University Press: 01 May 2009
1 Behrmann, W., Der Sepik und sein Stromgebiet, Mitt, aus deutsch. Schutzgebieten, Ergänzungsheft 12Google Scholar; quoted extensively by Sapper, K., Geomorphologie derfeuchten Tropen (see p. 37), 1935.Google Scholar
2 S. W., Carey, The Morphology of New Guinea, Australian Geographer, vol. 3, No. 5, pp. 3–31 (see pp. 9, 10, 16, 17, 25), 1938.Google Scholar