@article{article529238d3,
title   = {Effect of cobalt(II) and manganese(II) on the chemiluminescent reaction of peroxymonosulfate with humic acid and some organic compounds. Analytical applications},
author = {Magdaleno, Giselle Baratti and Coichev, Nina},
year = {2007},
doi = {10.1080/00032710600966044},
journal   = {Analytical Letters}
}