@ARTICLE {4134,
author={J. Morgado and A. Cartaxo},
doi={10.1080/09500340903348809},
journal={Journal of Modern Optics},
title={Improved model to discriminate adiabatic and transient chirps in directly modulated semiconductor lasers},
year={2009},
month={December},
volume={56},
number={21},
pages={2309 -2317 },
ISSN={1362-3044}
}