Muhitdinova , Umida, et al. “SURFACE RUGGING EXAMPLES: TYPES, APPLICATIONS AND MAIN PARAMETERS”. UZBEKISTAN — 2030: PROSPECTS FOR INNOVATION, SCIENCE AND EDUCATION, vol. 1, no. 5, Aug. 2025, pp. 24-29, https://konferensiyalar.com/index.php/ifti/article/view/54.