@article{articlea15f35f3,
title   = {Free expanding cloud of cold atoms as an atomic standard: Ramsey fringes contrast},
author = {Müller, Stella Torres and Magalhães, Daniel Varela and Bebeachibuli, Aida and Ortega, Tiago Almeida and Ahmed, Mushtaq and Bagnato, Vanderlei Salvador},
year = {2008},
doi = {10.1364/josab.25.000909},
journal   = {Journal of the Optical Society of America B}
}