@inproceedings{inproceedings05ea8e87,
title   = {Vortex forces in magneto-optically trapped sodium atoms},
author = {Oriá, M. and Marcassa, Luís Gustavo and Surdutovich, G. I. and Zílio, Sérgio Carlos and Bagnato, Vanderlei Salvador},
year = {1992},
booktitle   = {International Workshop on Quantum Optics}
}