NIKISHOV, Yurii. Spiral Lyrical Composition. Acta Universitatis Lodziensis. Folia Litteraria Rossica, Poland, n. 13, p. 81–90, 2020. DOI: 10.18778/1427-9681.13.08. Disponível em: https://czasopisma.uni.lodz.pl/litrossica/article/view/8232. Acesso em: 8 aug. 2026.