Verlan A.F.., Polozhaenko S.A., Prokofieva L.L., Shylov V.P. “Diagnosis of substances, which characterize the properties of independent observation and control”. Applied Aspects of Information Technology. 2018; Vol. 1, No. 1: 33-47. DOI:https://doi.org/10.15276/aait.01.2018.2.