@inproceedings{inproceedings17ef3751,
title   = {On the Ck-integrability of some Toda-like Hamiltonian systems},
author = {Oliva, Waldyr Muniz and Castilla, Maria Stella Amorim Coutinho},
year = {1989},
publisher = {Academic Press},
booktitle   = {International Conference on Advanced Topics in the Theory of Dynamical Systems}
}