GRIGOREVA, Marina Igorevna. The practice of applying a system-activity approach in teaching Russian to students of foreign language groups at a university. The Lingua Spectrum, [S. l.], v. 6, n. 1, p. 175–181, 2026. DOI: 10.5281/zenodo.21155051. Disponível em: https://lingvospektr.uz/index.php/lngsp/article/view/1801. Acesso em: 3 jul. 2026.