TY - JOUR AU - Thomas Bartsch TI - Critical orbits of symmetric functionals. JO - Manuscripta mathematica PY - 1990 SP - 129 EP - 152 VL - 66 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155464/ ID - MM2_1990__66_1_155464 ER -