TY CONF TI HEAT TRANSFER PROCESS INTENCIFICATION IN AIRCRAFT OIL-FUEL HEAT EXCHANGE TUBES KW oil cooling KW fuel-oil heat exchanger KW heat transfer process intensification KW transverse annular knurling JO PHYSICAL BASIS OF SCIENCE-INTENSIVE TECHNOLOGIES IN THE MODERN WORLD AU Panchenko, S.L. AU Tolstov, A.A. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov