Sobibor trial (English Wikipedia)

J. Harrison; R. Muehlenkamp; J. Myers; S. Romanov; N. Terry (December 2011). Belzec, Sobibor, Treblinka (PDF). Holocaust Controversies, First Edition. pp. 459–460 (PDF, 460–461) / 571. Archived from the original (PDF file, direct download 5.30 MB) on March 6, 2012. Retrieved 9 October 2014. Source: Urteil LG Hagen, 20.12.1966, 11 Ks 1/64. The Hagen Court expressly pointed out that the total figure it arrived at, made no claim to historical completeness, but was merely a minimum number established for judicial purposes.

books.google.com (Global: 3^rd place; English: 3^rd place)

Michael Bryant (2014), Eyewitness to Genocide: The Operation Reinhard Death Camp Trials, 1955-1966 Chapter: The Hunt for Witnesses, pp.36–132 University of Tennessee Press. ISBN 1621900495.
Ernst Klee; Willi Dressen; Volker Riess (1991). SS-Oberscharführer Erich Bauer. Konecky Konecky. pp. 230–243. ISBN 1568521332. Retrieved 8 February 2015. {{cite book}}: |work= ignored (help)
Arad, Yitzhak (2018). "Appendix B: The Fate of the Perpetrators of Operation Reinhard". The Operation Reinhard Death Camps, Revised and Expanded Edition: Belzec, Sobibor, Treblinka. Indiana University Press. pp. 399–400. ISBN 978-0-253-03447-2.

Ruth Bettina Birn. "Fifty Years After: A Critical Look At The Eichmann Trial" (PDF). Journal of International Law, Case Western Reserve University School of Law, Ohio (1/28/2012): 5–6, 7, 13, 27/31. Archived from the original (PDF file, direct download) on 2013-12-03.

Chris Webb, Carmelo Lisciotto, Victor Smart (2009), "The Sobibor Death Camp" Archived 2017-12-01 at the Wayback Machine, H.E.A.R.T. - Holocaust Education & Archive Research Team. See: Sobibor Trial.

Michael Bryant, "West German Prosecution of Operation Reinhard Crimes, 1958–1966" (PDF file, direct download), pp. 6–21/49. Loyola of Los Angeles International and Comparative Law Review, 339 (2012).

J. Harrison; R. Muehlenkamp; J. Myers; S. Romanov; N. Terry (December 2011). Belzec, Sobibor, Treblinka (PDF). Holocaust Controversies, First Edition. pp. 459–460 (PDF, 460–461) / 571. Archived from the original (PDF file, direct download 5.30 MB) on March 6, 2012. Retrieved 9 October 2014. Source: Urteil LG Hagen, 20.12.1966, 11 Ks 1/64. The Hagen Court expressly pointed out that the total figure it arrived at, made no claim to historical completeness, but was merely a minimum number established for judicial purposes.
Ruth Bettina Birn. "Fifty Years After: A Critical Look At The Eichmann Trial" (PDF). Journal of International Law, Case Western Reserve University School of Law, Ohio (1/28/2012): 5–6, 7, 13, 27/31. Archived from the original (PDF file, direct download) on 2013-12-03.
Sobibor - The Forgotten Revolt: Murderers. 2014 Thomas T. Blatt.
Chris Webb, Carmelo Lisciotto, Victor Smart (2009), "The Sobibor Death Camp" Archived 2017-12-01 at the Wayback Machine, H.E.A.R.T. - Holocaust Education & Archive Research Team. See: Sobibor Trial.