@book{ Solr-248204, title = {Canonical Perturbation Theories [E-Book] : Degenerate Systems and Resonance}, series = {Astrophysics and Space Science Library ;}, author = {Ferraz-Mello, Sylvio.}, editor = {Ferraz-Mello, Sylvio.}, address = {New York, NY}, publisher = {Springer Science+Business Media, LLC}, year = {2007}, url = {http://dx.doi.org/10.1007/978-0-387-38905-9} }