Наумов, Владимир Николаевич, and Марина Ивановна Барабанова. “CLASSIFICATION OF MARKETS OF INFORMATIONAL AND COMMUNICATIONAL TECHNOLOGIES”. Modern Economics: Problems and Solutions 2 (April 11, 2016): 47-57. Accessed December 5, 2025. https://journals.vsu.ru/meps/article/view/8084.