Lücke, Reinhard (2012). "Voices of Transition". Film Dienst (بالألمانية). dreipunktdrei mediengesellschaft mbh. p. 29. Archived from the original on 2016-03-12. Retrieved 2014-04-11.
Lücke, Reinhard (2012). "Voices of Transition". Film Dienst (بالألمانية). dreipunktdrei mediengesellschaft mbh. p. 29. Archived from the original on 2016-03-12. Retrieved 2014-04-11.