TY JOUR TI MODELING OF OPERATIONAL PROCESSES OF THE DIESEL ENGINE WITH THE HELP OF MODERN SOFTWARE PACKAGES KW engine KW computer simulation KW the Vibe function KW combustion KW NOx emissions KW soot KW toxicity KW environmental friendliness KW optimization JO Transport engineering AU Obozov, A.A. AU Fes'kov, D.V. AU Titenok, D.O. PY 2026 IS 2026 PB Bryansk State Technical University