KOCH, Erich. Fundamental assumptions of the structure of German nursing care insurance and their importance for farmers’ nursing care insurance. Ubezpieczenia w Rolnictwie – Materiały i Studia, [S. l.], n. 1/79, p. 177–190, 2023. Disponível em: https://ojs.academicon.pl/ur/article/view/9996. Acesso em: 1 wrz. 2025.