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@article{NUMA_1993__66_3_133773, author = {Robert McLachlan}, title = {Symplectic integration of {Hamiltonian} wave equations.}, journal = {Numerische Mathematik}, pages = {465--492}, publisher = {mathdoc}, volume = {66}, number = {3}, year = {1993}, zbl = {0831.65099}, url = {http://geodesic.mathdoc.fr/item/NUMA_1993__66_3_133773/} }
Robert McLachlan. Symplectic integration of Hamiltonian wave equations.. Numerische Mathematik, Tome 66 (1993) no. 3, pp. 465-492. http://geodesic.mathdoc.fr/item/NUMA_1993__66_3_133773/