@article{article94444f53,
title   = {Pyrazine-n-oxide (pyz no) complexes of lanthanide (iii) trifluoroacetatos (tfa)},
author = {Alencar, F L and Matos, Jivaldo do Rosário and Zinner, Lea Barbieri},
year = {1994},
journal   = {Journal of Alloys and Compounds}
}