ORRMAN, E. E. E. Rytjalovskij (red.), Poltavskaja bitva 27 ijunja 1709 goda. Dokumenty i materialy. Historisk Tidskrift för Finland, [S. l.], v. 99, 2014. Disponível em: https://journal.fi/htf/article/view/56032. Acesso em: 4 maj. 2024.