Study of a unified work process of internal combustion engines Zakirjon Musabekov, Sardor Boymurotov, Mukhriddin Normatov, Alisher Askarov and Sarvar Shukurulloyev E3S Web Conf., 383 (2023) 04024 Published online: 24 April 2023 DOI: 10.1051/e3sconf/202338304024