@article{articlea1d0c1fe,
title   = {Merging zones in flow injection analysis: Part 4. Simultaneous spectrophotometric determination of total nitrogen and phosphorus in plant material},
author = {Reis, Boaventura Freire dos and Zagatto, Elias Ayres Guidetti and Jacintho, Antonio Octavio and Krug, Francisco José and Bergamin Filho, Henrique},
year = {1980},
journal   = {Analytica Chimica Acta}
}