Umirzoqova Nozimabonu Aziz qizi. INVESTIGATION OF METROLOGICAL UNITS AS "NOTIONAL CONCEPT" IN ENGLISH. YO'TIGF [Internet]. 2023 Dec. 22 [cited 2024 Jul. 22];1(8):532-6. Available from: https://universalpublishings.com/index.php/gumanitar/article/view/3577