@article {4174, title = {Some Early Witnesses to the East Syriac Liturgical tradition}, journal = {Journal of Assyrian Academic Studies}, volume = {18}, year = {2004}, pages = {9-45}, keywords = {Ephrem}, url = {http://www.jaas.org/edocs/v18n1/Sebastian\%20Brock-ostracon-Final.pdf}, author = {Sebastian P. Brock} }