@article{GDZPPN002107368,
title = {Bifurcation and symmetry-breaking.},
journal = {Inventiones mathematicae},
volume = {100},
year = {1990},
pages = {63-96},
zbl = {0721.58011},
url = {http://dml.mathdoc.fr/item/GDZPPN002107368}
}
Smoller, J.; Wasserman, Arthur G. Bifurcation and symmetry-breaking.. Inventiones mathematicae, Tome 100 (1990) pp. 63-96. http://gdmltest.u-ga.fr/item/GDZPPN002107368/