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

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 Löwenstein, Hans-Jürgen provides 2 hits
1	Karl-Ernst von Baer und die Buchhandlung Eggers et Comp. in Petersburg Löwenstein, Hans-Jürgen, in: Leben mit Büchern. Festschrift für Otto Sagner zum 70. Geburtstag, 1990, S. 175-182
2	Osteuropa im Spiegel der Archive Löwenstein, Hans-Jürgen, in: Osteuropa, 30, 1980, S. 1034-1037

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

Karl-Ernst von Baer und die Buchhandlung Eggers et Comp. in Petersburg

Osteuropa im Spiegel der Archive