TY JOUR TI Optimization of experimental research costs in the design of residential complexes KW monitoring of buildings KW reconstruction of residential complexes KW modernization of buildings KW cost optimization KW operational research KW energy efficiency KW technical inspection of buildings JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Strel'cov, M.A. AU Fursa, E.D. AU Gulyakin, D.V. PY 2026 IS 0 PB ITBO University