TY - JOUR AU - Tyrrell Rockafellar, R. TI - Hamiltonian trajectories and saddle points in mathematical economics JO - Control and Cybernetics PY - 2009 SP - 1575 EP - 1588 VL - 38 IS - 4B PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CC_2009_38_4B_a15/ LA - en ID - CC_2009_38_4B_a15 ER -