@article{articlebc9daf4d,
title   = {Optimization of a microwave assisted extraction of organic sulphur from domestic sewage sludge by UV-Vis spectrophotometry determination},
author = {Silva, Darlan Ferreira and Rezende, Maria Olimpia de Oliveira},
year = {2017},
doi = {10.5296/jas.v5i4.11888},
journal   = {Journal of Agricultural Studies}
}