Wrote historical-political works in German as Essad, bey, and wrote literary works as Said, Kurban.
Ali and Nino, 1996: CIP t.p. (Kurban Said) data sheet (author’s real name was Lev Naussimbaum, b. in Baku in 1906; d. in Positano in 1942)
Ali und Nino, c2000: jkt. (pseudonym for two writers: the journalist Elfriede von Ehrenfels, b. 1894 as Baroness von Bodmershof; and writer Lev Nussimbaum, b. 1905 in Baku, d. 1942 in Positano, Italy)
Das Mädchen vom Goldenen Horn, c2001: t.p. (Kurban Said) p. 247 (Kurban Said alias Leo Noussimbaum alias Muhammed Essad Bey; b. October 20, 1905; d. August 27, 1942)
Ėtot zagadochnyĭ Kurban Said, ili, Zhiznʹ i tvorchestvo Mukhammeda Asad-beka, 2002: p. 4 (Essad beĭ) p. 24 (Leo Nissimbaum) p. 26 (Mokhammed Asad beĭ) p. 49 (Leo Nussimbaum)
Allah ist gross, c2002: t.p. (Essad Bey) p. 385 (Lev Abramovič Nussenbaum wrote under the names Leo Noussimbaum, Essad Bey, and Kurban Said)
Majid, A. We are all Moors, c2009: p. 92: (Ali and Nino was published under the name Kurban Said by Lev Nussimbaum and legally copyrighted to the Elfriede Ehrenfels von Bodmershof)
Reiss, T. The Orientalist, c2005: p. 302-305 (Essad Bey, aka Lev Nussimbaum, was banned in the Third Reich so only the new pen name "Kurban Said" would allow him to publish there; the laywer representing the heirs of the Baronness Elfriede maintains that Kurban Said represents a collaboration between the Baroness and Essad Bey)