Kolodochka, Polina S., and Mikhail A. Khodasevich. “Classification of the Geographical Origin of Medicinal Herbs Using Multivariate Spectral Analysis”. Journal of the Belarusian State University. Physics, no. 3September 23, 2024: 10-16. Accessed April 12, 2025. https://journals.bsu.by/index.php/physics/article/view/6464.