RussGus: 4 hits for Witkowski, W.

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 Witkowski, W. provides 4 hits
1	Eigennamen in einem historischen Wörterbuch allgemeinsprachlichen Typs Smolickaja, G.P., in: Zeitschrift für Slawistik, 1984, 1, S. 33-38
2	Pilot Nr. 1 der Aeroflot: Alexander Witkowski Görne; Helga, in: Die Wirtschaft, 16.06.1977, 12, S. 21
3	Literaturbeziehungen im 18. Jahrhundert:. Studien und Quellen zur deutsch-russischen und russisch-westeuropäischen Kommunikation Berlin: Akademie-Verlag 1986, 437 S.
4	"Einn Russisch Buch" by Thomas Schroue, the 16th-century Russian-German Dictionary and Phrase-book. Part one. Introduction. Photocopies. Günther, Erika, in: Zeitschrift für Slawistik, 39, 1994, 2, S. 321-322 (Rezension)

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

Eigennamen in einem historischen Wörterbuch allgemeinsprachlichen Typs

Pilot Nr. 1 der Aeroflot: Alexander Witkowski

Literaturbeziehungen im 18. Jahrhundert:. Studien und Quellen zur deutsch-russischen und russisch-westeuropäischen Kommunikation

"Einn Russisch Buch" by Thomas Schroue, the 16th-century Russian-German Dictionary and Phrase-book. Part one. Introduction. Photocopies.