World War II today, Horror of the 'liquidation' of the Rovno ghetto. From the evidence of Hermann Graebe, during “The Einsatzgruppen Case”, Nuremburg, 1947, su ww2today.com, 2017. URL consultato il 21 marzo 2022 (archiviato dall'url originale il 24 giugno 2016).
«Around 23,000 people were murdered shortly after the German invasion in June 1941. Between 5,000 and 7,000 Jews remained in the ghetto which was established there.»