Publication link: https://books.google.com.pe/books?id=dpig_WFT2JIC&printsec=frontcover&hl=es&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false
Publication Year: 1992
Publication Author: Piedade, M. T. F., W. J. Junk, and J. A. N. d. Mello.
Publication Magazine: Primary Productivity of Grass Ecosystems of the Tropics and Sub-Tropics