TY - JOUR AU - Binding, Paul TI - Variational Methods for One and Several Parameter Non-Linear Eigenvalue Problems JO - Canadian journal of mathematics PY - 1981 SP - 210 EP - 228 VL - 33 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1981-018-4/ DO - 10.4153/CJM-1981-018-4 ID - 10_4153_CJM_1981_018_4 ER -