@article {Rangel2006GEB, title = {{Towards an integrated computational tool for spatial analysis in macroecology and biogeography}}, journal = {Global Ecology \& Biogeography}, volume = {15}, number = {7}, year = {2006}, pages = {321-327}, author = {Rangel, T.~F.~L.~V.~B. and Diniz-Filho, J.~A.~F. and Bini, L.~M.} }