ALIKULOVA , Hakima Ahmad kizi; IKRAMOVA , Mukaddas Eralievna. DETERMINATION OF THE DENSITY INDEX OF PETROLEUM PRODUCTS FOR USE IN CALIBRATION AND COMPARISON OF MEASURING INSTRUMENTS. Digital technologies in industry, Qarshi muhandislik-iqtisodiyot instituti, v. 2, n. 4, p. 125–131, 2024. DOI: 10.70769/3030-3214.SRT.2.4.2024.44. Disponível em: https://srt-journal.uz/ojs/index.php/SRT/article/view/44. Acesso em: 23 apr. 2026.