@article{article9f8c722a,
title   = {Modification of a brazilian smectite clay with different quaternary ammonium salts},
author = {Delbem, Maria Flávia and Valera, Ticiane Sanches and Valenzuela Díaz, Francisco Rolando and Demarquette, Nicole Raymonde},
year = {2010},
doi = {10.1590/s0100-40422010000200015},
journal   = {Quimica Nova}
}