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A Primer of Ecology with <span cssStyle="font-family:monospace">R</span> by STEVENS, M. H. H.
Sólymos, Péter, (2010)
Processing Ecological Data in R with the mefa Package
Sólymos, Péter, (2009)
A Regression Method for Spatial Disease Rates: An Estimating Function Approach
Yasui, Yutaka, (1997)