@article{article470266fa,
title   = {Tidal decay and orbital circularization in close-in two-planet systems},
author = {Rodríguez, A and Ferraz-Mello, Sylvio and Michtchenko, Tatiana Alexandrovna and Beaugé C and Miloni, O},
year = {2011},
doi = {10.1111/j.1365-2966.2011.18861.x},
journal   = {Monthly Notices of the Royal Astronomical Society}
}