Ko‘pik shisha to’ldiruvchisini olishda g‘ovak hosil qiluvchi sifatida ko‘mirli gildan foydalanish . ispconference [Internet]. 2025 Oct. 13 [cited 2025 Oct. 22];1(5):210-5. Available from: https://innoworld.net/index.php/ispconference/article/view/927