To‘yqulov Qobil Salimovich, Amonova Dilnora Maxmudovna , . H. O. O. “AVTOMOBIL VA UNING ATROF MUHITGA TA’SIRI”. Confrencea, vol. 12, no. 12, Dec. 2023, pp. 518-22, https://confrencea.org/index.php/confrenceas/article/view/1119.