@article{article7ed56310,
title   = {Amphoteric behavior of di-2-pyridyl ketone benzoylhydrazone in ethanol-water mixtures},
author = {Gaubeur, Ivanise and Rossi, Maura Vincenza and Iha, Koshun and Suárez-Iha, Maria Encarnación Vazquez},
year = {2000},
doi = {10.1590/s0100-46702000000100006},
journal   = {Eclética Química}
}