TY - JOUR AU - G. G. Gusev TI - Euler characteristic of the bifurcation set for a~polynomial of degree~2 JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2008 SP - 363 EP - 365 VL - 63 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_2008_63_2_a7/ LA - en ID - RM_2008_63_2_a7 ER -