@article{05050314,
title = {Autoparametric vibrations of a nonlinear system with pendulum.},
journal = {Mathematical Problems in Engineering},
volume = {2006},
year = {2006},
doi = {10.1155/MPE/2006/80705},
zbl = {1100.70012},
language = {en},
url = {http://dml.mathdoc.fr/item/05050314}
}
Warminski, J.; Kecik, K. Autoparametric vibrations of a nonlinear system with pendulum.. Mathematical Problems in Engineering, Tome 2006 (2006) . doi : 10.1155/MPE/2006/80705. http://gdmltest.u-ga.fr/item/05050314/