TY - JOUR AU - Chiappinelli, Raffaele TI - An estimate on the eigenvalues in bifurcation for gradient mappings JO - Glasgow mathematical journal PY - 1997 SP - 211 EP - 216 VL - 39 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500032080/ DO - 10.1017/S0017089500032080 ID - 10_1017_S0017089500032080 ER -