Musaeva Shoira Azimovna. THE EVOLUTION OF SALES PROMOTION IN THE DIGITAL ECOSYSTEM AND AN ANALYSIS BASED ON PRODUCT LIFECYCLE STAGES. MJ [Интернет]. 5 май 2026 г. [цитируется по 11 октябрь 2026 г.];(4). доступно на: https://marketingjournal.uz/index.php/mj/article/view/931