Irfan, Irfan Fadilla Nursamsi, et al. “ANALYSIS OF THE EFFECT OF RUDDER GEOMETRY MODIFICATION ON THE HINGE MOMENT COEFFICIENT AND AERODYNAMIC CHARACTERISTICS OF THE N-XXX AIRCRAFT USING COMPUTATIONAL FLUID DYNAMICS”. Barometer, vol. 11, no. 2, June 2026, pp. 58-66, doi:10.35261/barometer.v11i2.13201.