@article{articlec78744d9,
title   = {A cost-benefit analysis on modulation formats for 40-Gb/s optical communication systems},
author = {Silveira, Clenilson Rodrigues da and Pataca, Daniel Moutinho and Romero, Murilo Araujo and Rocha, Mônica de Lacerda},
year = {2011},
doi = {10.1080/01468030.2010.551708},
journal   = {Fiber and Integrated Optics}
}