EGEBERG, Erik. Лирика Я. П. Полонского(The Poetry of Jakov Polonskij). Poljarnyj vestnik, Tromsø, Norway, v. 5, p. 46–54, 2002. DOI: 10.7557/6.1399. Disponível em: https://septentrio.uit.no/index.php/vestnik/article/view/1399. Acesso em: 26 apr. 2026.