TY  - JOUR 
T1  - Characterization by Electron Paramagnetic Resonance of organic matter in whole soil (Gleysoil) and organic-mineral fractions
JO  - Journal of the Brazilian Chemical Society
A1  - Saab, Sérgio Costa
A1  - Martin-Neto, Ladislau
SN  - 0103-5053
UL  - 10.1590/S0103-50532008000300007
VL  - 19 
Y1  - 2008
PB  - Brasil 
ER  -