TY JOUR TI Regional Asymmetry in High-Tech Production as a Barrier to Technological Development in Russia KW high-tech manufacturing KW regional asymmetry KW technological development KW innovation ecosystem KW technological sovereignty KW development barriers JO Journal of Applied Research AU Oruch, T.A. AU Sumarokova, A.R. AU Plyuta, A.Y. PY 2026 IS PB ITBO University