TY  - JOUR 
T1  - Surface Complexation Modeling in Variable Charge Soils: Charge Characterization by Potentiometric Titration
JO  - Revista Brasileira de Ciência do Solo
A1  - Marchi, Giuliano
A1  - Vilar, Cesar Crispim
A1  - O’Connor, George
A1  - Silva, Marx Leandro Naves
SN  - 0100-0683
UL  - 10.1590/01000683rbcs20140528
VL  - 39 
Y1  - 2015
PB  - Brasil 
ER  -