Goncharsky, A.A., and S.R. Durlevich. “An Inverse Problem of Synthesis of Nanooptical Security Elements for Visual and Automated Authenticity Verification”. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie) 21, no. 63 (February 4, 2020): 56–63. Accessed April 29, 2024. https://en.num-meth.ru/index.php/journal/article/view/1047.