@article{articledbaaeff2,
title   = {Dynamics of resonant planets: The resonances 2:1, 3:2 and 5:2},
author = {Callegari Jr., N and Michtchenco, Tatiana Alexandrovna and Ferraz-Mello, Sylvio},
year = {2002},
journal   = {IAA TRANSACTIONS}
}