RussGus: 8 hits for Pritsak, O.

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 Pritsak, O. provides 8 hits
1	Omeljan Pritsak: The Origin of Ruß'. An Inaugural Lecture, October 24, 1975. Rüß, Hartmut, in: Jahrbücher für Geschichte Osteuropas, 27, 1979, S. 576-578 (Rezension)
2	Omeljan Pritsak: The Origins of Rus'. Vol. one: Old Scandinavian Sources other then the Sagas (Die Ursprünge der Rus'. Bd. 1: Alte skandinavische Quellen anders als die Sagas) Dralle, Lothar, in: Historische Zeitschrift, 238, 1984, S. 140-141 (Rezension)
3	Omeljan Pritsak: The Origin of Rus' Volume One: Old Scandinavian Sources other than the Sagas. (Der Ursprung der Rus'. Bd 1: Alte skandinavische Quellen außer Sagas) Harvard Ukrainian Research Institute Hoffmann, Peter, in: Zeitschrift für Geschichtswissenschaft, 31, 1983, S. 1123 (Rezension)
4	Omeljan Pritsak, Ihor Ševčenko (Eds.): The Old Rus' Kievan and Galician-Volhynian Chronicles: The Ostroz'kyj (Xlebnikov) and Četvertyns'kyj (Pogodin) Codices (Harvard Library of Early Ukrainian Literature, Texts, Vol. 8.) Kämpfer, Frank, in: Historische Zeitschrift, 254, 1992, S. 713-714 (Rezension)
5	Omeljan Pritsak: The Pověst' vremmenyx lět and the Question of Truth Klug, E., in: Jahrbücher für Geschichte Osteuropas, 35, 1987, S. 306 (Rezension)
6	Proceeedings of the international Congress Commemorating the Millenium of Chistianity in Rus'-Ukraine. Ed. by Omeljan Pritsak and Ihor Ševčenko with assistance of Miroslav Labunka (Harvard Ukrainian Studies, Vol. 12/13.) Mühle, Eduard, in: Historische Zeitschrift, 254, 1992, S. 712-713 (Rezension)
7	Proceedings of the International Congress Commemorating the Millennium of Christianity in Rus'-Ukraine Kämpfer, Frank, in: Jahrbücher für Geschichte Osteuropas, 41, 1993, 1, S. 136-139 (Rezension)
8	Okeanos. Essays to Ihor Ševčenko on his Sixtieth Birthday by his Colleagues ans Students. Ed. by Cyril Mango and Omeljan Pritsak with the assistance of Uliana M. Pasicznyk. Harvard Ukrainian Research Institute. (Harvard Ukrainian Studies, 7) Kämpfer, Frank, in: Jahrbücher für Geschichte Osteuropas, 34, 1986, S. 420-421 (Rezension)