Rocha, Humberto R. da, Helber C. Freitas, Rafael Rosolem, Robinson I.N. Juárez, Rafael N. Tannus, Marcos A. Ligo, Osvaldo M. R. Cabral, and Maria A.F. Silva Dias. 2002. “Measurements of CO2 Exchange over a Woodland Savanna (Cerrado Sensu Stricto) in Southeast Brasil”. Biota Neotropica 2 (1). Sao Paulo, Brazil. //www.biotaneotropica.org.br/BN/article/view/1573.