R. Köbert and Wessely, R.,
Textus et paradigmata Syriaca. Rome: Biblical Pontifical Institute, 1952.
R. Köbert,
“Addenda ad Vocabularium Syriacum”,
Orientalia, vol. 39, pp. 315-319, 1970.
R. Köbert,
Vocabularium Syriacum. Rome: Pontificium Institutum Biblicum, 1956.