@article{article931fdb38,
title   = {Merging zones in flow injection analysis: Part 2. Determination of calcium, magnesium and potassium in plant material by continuous flow injection atomic absorption and flame emission spectrometry},
author = {Zagatto, Elias Ayres Guidetti and Krug, Francisco José and Bergamin Filho, Henrique and Jorgensen, S. Storgaard and Reis, Boaventura Freire dos},
year = {1979},
journal   = {Analytica Chimica Acta}
}