@string{phd="Physica D"} @article{Cremers-Mielke-99, author = {D. Cremers and A. Mielke}, title = {Flow equations for the {H}{\'e}on-{H}eiles {H}amiltonian}, journal = {Physica D}, year = {1999}, volume = {126}, pages = {123--135}, titleurl = {2167.pdf}, topic = {Physics, Quantum Chaos}, }