TY - JOUR AU - C. Dalfó AU - M. A. Fiol AU - E. Garriga TI - A differential approach for bounding the index of graphs under perturbations JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/659/ DO - 10.37236/659 ID - 10_37236_659 ER -