@inproceedings{inproceedingsbed135b2,
title   = {High order interactions than dipole-dipole in Tm:Tm energy transfer},
author = {Sousa, Dione Fagundes de and Lebullenger, Ronan and Hernandes, Antônio Carlos and Nunes, Luiz Antônio de Oliveira},
year = {2001},
publisher = {SBF},
booktitle   = {Encontro Nacional de Física da Matéria Condensada}
}