@article{10_4171_dm_80,
     author = {Claudia Wulf},
     title = {Transitions from relative equilibria to relative periodic orbits},
     journal = {Documenta mathematica},
     pages = {227--274},
     year = {2000},
     volume = {5},
     doi = {10.4171/dm/80},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/80/}
}