Baratova GT, Muhammad MD. MANY PEOPLE KNOW THAT CERTAIN DEVICES PROMISE CONSIDERABLE ECONOMIC ADVANTAGES BUT FEW ARE THOSE WHO KNOW AND UNDERSTAND THE CHARACTERISTICS OF EACH TYPE. STEM KIUT [Интернет]. 3 ноябрь 2021 г. [цитируется по 20 сентябрь 2024 г.];1(1):81-5. доступно на: https://stem.kiut.uz/index.php/journal/article/view/14