“PAYVANDLAB QOPLANGAN EKSKAVATOR CHOʻMICH TISHIDAN OLINGAN NAMUNALARINI YEYILISHGA CHIDAMLILIGINI ANIQLASH NATIJALARI”. Ustozlar uchun 66, no. 1 (January 21, 2025): 126–133. Accessed April 28, 2025. https://journal-web.uz/index.php/02/article/view/138.