Resource spiralling: an operational paradigm for analyzing lotic ecosystems
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Elwood, J.W., J.D. Newbold, R.V. O’Neill, and W. Van Winkle. 1983. Pages 3–27 in T.D. Fontaine III, and S.M. Bartell (editors). Dynamics of lotic ecosystems. Ann Arbor Science, Ann Arbor, Michigan.