TY - JOUR AU - Anthony N. Kounadis TI - Double zero eigenvalues in regions of divergence in autonomous non-potential systems JO - Theoretical and applied mechanics PY - 1997 SP - 83 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAM_1997_23_1_a4/ LA - en ID - TAM_1997_23_1_a4 ER -