L. V. . Tanin and A. I. . Harcharuk, “Creation of polymer microlens security elements with an optically varying effect”, Журнал Белорусского государственного университета. Физика, no. 2, pp. 99–107, May 2024, Accessed: Jul. 17, 2026. [Online]. Available: https://journals.bsu.by/index.php/physics/article/view/6203