History of asceticism in the syrian orient : a contribution to the history of culture in the Near East / by Arthur Vööbus. - Vööbus, Arthur. (OLS)http://pul/name/2311 (Secrétariat du CorpusSCO, 1958)
v. 1. The origin of ascetism. Early monasticism in Persia. -- v. 2. Early monasticism in Mesopotamia and Syria.