Phylogenetic alpha and beta diversity in tropical tree assemblages along regional-scale environmental gradients in northwest South America
Sebastián González-Caro, María Natalia Umaña, Esteban Álvarez, Pablo R. Stevenson, Nathan G. Swenson
J Plant Ecol . 2014, (2): 145 -153 .  DOI: 10.1093/jpe/rtt076