Dimorphism of phrazeological units (on the materials of east-Slavic medieval historiography). Philological Studies: Scientific Bulletin of Kryvyi Rih State Pedagogical University, [S. l.], v. 16, p. 87–96, 2017. DOI: 10.31812/filstd.v16i0.91. Disponível em: https://journal.kdpu.edu.ua/filstd/article/view/91. Acesso em: 5 dec. 2025.