KISIEL, Marian. Gieorgij Fiedotow 1886–1951. Iudaica Russica, [S. l.], n. 1(2), p. 143–145, 2019. DOI: 10.31261/IR.2019.02.12. Disponível em: https://journals.us.edu.pl/index.php/IudaicaRussica/article/view/21837. Acesso em: 5 grudz. 2025.