TY - JOUR AU - Vegas, José M. TI - A Hopf bifurcation generated by variation of the domain JO - Portugaliae mathematica PY - 1982 SP - 269 EP - 276 VL - 41 IS - 1-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1982__41_1-4_115500/ LA - en ID - PORMA_1982__41_1-4_115500 ER -