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 Jena, Karl von provides 1 hits
1	Wojciech Materski: Polska a ZSSR 1923-1924. Stosunki wzajemne na tle sytuacji politycznej w Europie (Polen und die UdSSR 1923-1924. Ihre wechselseitigen Beziehungen auf dem Hintergrund der politischen Situation in Europa) (PAN, Instytut Krajów Socialistycznych) Jena, Karl von, in: Zeitschrift für Ostforschung, 31, 1982, S. 289-291 (Rezension)

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

Wojciech Materski: Polska a ZSSR 1923-1924. Stosunki wzajemne na tle sytuacji politycznej w Europie (Polen und die UdSSR 1923-1924. Ihre wechselseitigen Beziehungen auf dem Hintergrund der politischen Situation in Europa) (PAN, Instytut Krajów Socialistycznych)