ФРИД, Торстен. A history of Slav princes and Russian grand duchesses — the Schwerin Coin Cabinet. Вопросы музеологии, [S. l.], v. 9, n. 1, p. 93–110, 2019. DOI: 10.21638/11701/spbu27.2018.109. Disponível em: https://museology.spbu.ru/article/view/11310. Acesso em: 14 мар. 2025.