Murodov , M. X., R. N. o‘g‘li Murodov, and S. G. o‘g‘li Ahmadjonov. “PAST HARORATLI STIRLING DVIGATELINI ISH SAMADORLIGINI TAHLIL QILISH”. Educational Research in Universal Sciences, vol. 2, no. 13 SPECIAL, Nov. 2023, pp. 467-70, http://erus.uz/index.php/er/article/view/4307.