TY JOUR TI Questions correct and necessary optimality conditions for optimal control problems for the heat equation with integral boundary condition KW optimal controlling KW heat conductivity equation. JO Actual directions of scientific researches of the XXI century: theory and practice AU Tagiev, R.. AU Gabibov, V.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov