@article{JRAM_1997__489_153936,
     author = {Christian Leis},
     title = {Hopf-bifurcation in systems with spherical symmetry, {Part} {II:} {Connecting} orbits.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {199--220},
     publisher = {mathdoc},
     volume = {489},
     year = {1997},
     zbl = {0879.58055},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1997__489_153936/}
}