TY JOUR TI ADVANCED STRUCTURE OF EDUCATIONAL SYSTEM CONTROL KW educational system KW process approach KW matrix organizational structure KW non-oriented graph KW adjacency matrix KW open problem of travelling salesman KW Hamilton way KW wave algorithm JO Bulletin of Bryansk state technical university AU Ermakova, T.N. AU Romashkova, O.N. AU Ponomareva, L.A. PY 2019 IS 2019 PB Bryansk State Technical University