@inproceedings{inproceedings704aa0d1,
title   = {Line-profile variations on massive binary systems: determining 'eta' Carinae orbital parameters},
author = {Gonçalves, Diego Antonio Falceta and Abraham, Zulema and Jatenco-Pereira, Vera},
year = {2007},
doi = {10.1017/S1743921307004012},
publisher = {International Astronomical Union},
booktitle   = {IAU Symposium}
}