*Nursing Care/st [Standards]
        Grebe, Christian, Brandenburg, Hermann 2015. [Resident assessment instrument. Application options and relevance for Germany]. Zeitschrift fur Gerontologie und Geriatrie.  48 (2) 105-13.  
          Anliker, Markus, Bartelt, Guido 2015. [Resident assessment instrument in Switzerland. History, results and experiences from the application]. Zeitschrift fur Gerontologie und Geriatrie.  48 (2) 114-20.  
          Fanuelsen, O., Almaas, H., Sorbye, L. W. 1984. [Guidelines for professional ethics for nurses]. Sykepleien.  71 (1) 25-32.