is known for his German-language translations of several Mandaean religious texts, including:

*Safta d-Dahlulia ("The Scroll of, i.e. against Evil Spirits", DC 20)
*Zrazta d-Hibil Ziwa ("The Amulet of Hibel Ziwa," DC 44)
*Scroll of the Parwanaya in 2005
*Zihrun Raza Kasia in 2008
*Secrets of the Ancestors