@article{articleb9732365,
title   = {Synthesis and properties of addition compounds between triphenylphosphine-oxide(TPPO) and lanthanide trifluoromethanesulfonates},
author = {Alencar, F. L. and Zinner, Lea Barbieri and Zinner, Klaus and Matos, J. E. X.},
year = {1999},
journal   = {Journal of Coordination Chemistry}
}