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Ram, Karthik, Daniel S. Gruner, John P. McLaughlin, Evan L. Preisser, و Donald R. Strong. Dynamics of a Subterranean Trophic Cascade in Space and Time. The Society of Nematologists, 2008.

Ram, Karthik, et al. Dynamics of a Subterranean Trophic Cascade in Space and Time. The Society of Nematologists, 2008.