TY - JOUR AU - Mikulski, L. TI - Control Structure in Optimization Problems of Bar Systems JO - International Journal of Applied Mathematics and Computer Science PY - 2004 SP - 515 EP - 529 VL - 14 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IJAMCS_2004_14_4_a7/ LA - en ID - IJAMCS_2004_14_4_a7 ER -