RussGus: 3 hits for Senyk, S.

The Bibliographic Database of German Publication on Russia, the Soviet Union and its Successor States (RussGus) contains about 170.000 records from 1974 to 2003 and collects publications of different document types: books, dissertations and other university publications, articles from journals and newspapers including reviews, maps etc. The lists of personal and geographical subjects are located here and here.

Your search for Senyk, S. provides 3 hits
1	Sophia Senyk: Women's Monasteries in Ukraine and Belorussia to the period of suppressions. (Orientalia Christiana Analecta, 222) Stricker, Gerd, in: Jahrbücher für Geschichte Osteuropas, 34, 1986, S. 97-99 (Rezension)
2	Senyk, Sophia: A History of the Church in Ukraine. Vol.1: To the End of the Thirteenth Century. (=Orientalia Christiana Analecta, 243). Oswalt, Julia, in: Jahrbücher für Geschichte Osteuropas, 43, 1995, 4, S. 562-564 (Rezension)
3	Senyk, Sophia: A History of the Church in Ukraine. Volume I: To the End of the Thirteenth Century. (=Orientalia Christiana Analecta, 243) Suttner, Ernst Chr., in: Ostkirchliche Studien, 43, 1994, 4, S. 347-348 (Rezension)

The Bibliographic Database of German Publication on Russia, the Soviet Union and its Successor States (RussGus)

Sophia Senyk: Women's Monasteries in Ukraine and Belorussia to the period of suppressions. (Orientalia Christiana Analecta, 222)

Senyk, Sophia: A History of the Church in Ukraine. Vol.1: To the End of the Thirteenth Century. (=Orientalia Christiana Analecta, 243).

Senyk, Sophia: A History of the Church in Ukraine. Volume I: To the End of the Thirteenth Century. (=Orientalia Christiana Analecta, 243)