%0 Journal Article %T New types of waves in systems with O(2) symmetry %A Landsberg, A.S. %A Knobloch, E. %A , %J Physics Letters A %V 179 %N 4-5 %P 316-324 %@ 0375-9601 %D 1993-08-01 %I Elsevier BV %~ DeepDyve