@article{article3f92ccd5,
title   = {Liquid–liquid extraction in flow analysis: a critical review},
author = {Silvestre, Cristina I C and Santos, João L M and Lima, José L F C and Zagatto, Elias Ayres Guidetti},
year = {2009},
doi = {10.1016/j.aca.2009.05.042},
journal   = {Analytica Chimica Acta}
}