POLTORATSKA, T.; MAGA, I. Peculiarities of isolation of biologically active substances from St. John’s wort (Hypericum perforatum L.). Problems of Environmental Biotechnology, [S. l.], n. 1-2, 2024. DOI: 10.18372/2306-6407.1.18871. Disponível em: http://jrnl.nau.edu.ua/index.php/ecobiotech/article/view/18871. Acesso em: 14 apr. 2026.