ADERET, Ofer. Yad Vashem Names Egyptian First Arab Righteous Among the Nations [online]. Haaretz, 2013-09-30 [cit. 2023-07-25]. (Jewish World). Dostupné online.
rki.de
Results presented of the research project "The Robert Koch Institute under National Socialism" [online]. Robert Koch Institut, 2008-01-01 [cit. 2023-07-25]. Dostupné online.
yadvashem.org
Dr. Mohamed Helmy and Frieda Szturmann: Egypt, Germany [online]. Yad Vashem, the World Holocaust Remembrance Center [cit. 2023-07-25]. (Featured Stories). Dostupné online.
