@article{articlec67790fe,
title   = {Visible spectrophotometric determination and first-derivative UV spectrophotometric determination of rifampin and isoniazid in pharmaceutical preparation},
author = {Benetton, S A and Kedor-Hackmann, Erika Rosa Maria and Santoro, Maria Inês Rocha Miritello and Borges, V M},
year = {1998},
journal   = {Talanta}
}