“Sonderstab Kaukasus”. p. 2. Personal records of P. von zur Mühlen Sergei Chuyev. Damned soldiers. Moscow, "YAUZA, EKSMO, 2004 http://warmech.narod.ru/smersh/zeppelin2.html [Архівовано 4 лютого 2009 у Wayback Machine.]
Sotskov Lev Filippovich Neizvestny Separatizm: At the Service of SD and Abwehr.
Excerpts from Testimony of Walter Schellenberg, taken at Nurenberg, Germany, 13 November 1945, Page 1623.
Unternehmen Zeppelin: The Deployment of SS Saboteurs and Spies in the Soviet Union, 1942-1945 Perry Biddiscombe Europe-Asia Studies, Vol. 52, No. 6 (Sep., 2000), pp. 1115-1142.
Le Caucase dans les Plans Stratégiques de L’Allegmagne 1941-1945 Georges Mamoulia.
Alimardanbek Topchubashev: Letters from Paris: Vilayat Kuliev. Baku
“Sonderstab Kaukasus”. p. 2. Personal records of P. von zur Mühlen Sergei Chuyev. Damned soldiers. Moscow, "YAUZA, EKSMO, 2004 http://warmech.narod.ru/smersh/zeppelin2.html [Архівовано 4 лютого 2009 у Wayback Machine.]
Sotskov Lev Filippovich Neizvestny Separatizm: At the Service of SD and Abwehr.
Excerpts from Testimony of Walter Schellenberg, taken at Nurenberg, Germany, 13 November 1945, Page 1623.
Unternehmen Zeppelin: The Deployment of SS Saboteurs and Spies in the Soviet Union, 1942-1945 Perry Biddiscombe Europe-Asia Studies, Vol. 52, No. 6 (Sep., 2000), pp. 1115-1142.
Le Caucase dans les Plans Stratégiques de L’Allegmagne 1941-1945 Georges Mamoulia.
Alimardanbek Topchubashev: Letters from Paris: Vilayat Kuliev. Baku