@article{05555893, title = {Comments on the dynamics of the Pais-Uhlenbeck oscillator.}, journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]}, volume = {5}, year = {2009}, doi = {10.3842/SIGMA.2009.017}, zbl = {1208.81094}, language = {en}, url = {http://dml.mathdoc.fr/item/05555893} }
Smilga, Andrei V. Comments on the dynamics of the Pais-Uhlenbeck oscillator.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 5 (2009) . doi : 10.3842/SIGMA.2009.017. http://gdmltest.u-ga.fr/item/05555893/