I. S. Litvinchev ,   V. I. Tsurkov Math. Model. Comput. Exp. , vol.1 No.8 , 01.1993 , p. 3-14, language: английский  Аннотация The subjects of consideration are different physical optimal control problems which take a place by modeling of hierarchical large scale systems. Cross connections between subsystems are investigated in detail.  Ключевые слова dynamic systems, large-scale problems, cross connections, subsystems