@article{article09cae943,
title   = {Temperature-dependent hyperfine coupling constant of the dianion radical of fremy's salt, a convenient internal thermometer for epr spectroscopy},
author = {Bales, B L and Wajnberg, E and Nascimento, Otaciro Rangel},
year = {1996},
journal   = {Journal of Magnetic Resonance a}
}