Die Presse. In: Herzog Karl Eugen von Württemberg und seine Zeit. [s.l.] : regiopen.books,2023. p. 378–393. DOI: 10.53458/6fx58337. Disponível em: https://books.wlb-stuttgart.de/index.php/regiopen/catalog/book/189/chapter/332. Acesso em: 10 may. 2025.