TY - JOUR AU - Cai, Jianping TI - Hopf bifurcation in the IS-LM business cycle model with time delay JO - Electronic Journal of Differential Equations PY - 2005 VL - 2005 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a198/ LA - en ID - EJDE_2005__2005__a198 ER -