RussGus: 113 hits for R7470 on page 12

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 R7470 provides 113 hits
111	Kanet, Roger E.; Miner, Deborah Nutter; Resler, Tamara J. (Eds.): Soviet Foreign Policy in Transition. Selected papers from the Fourth World Congress for Soviet and East European Studies, Harrogate, July 1990. Wettig, Gerhard, in: Osteuropa, 43, 1993, S. 605-606 (Rezension)
112	Roger Pethybridge: One Step Backwards, Two Steps Forward. Soviet Society and Politics under the New Economic Policy (Ein Schrit rückwärts, zwei Schritte vorwärts. Die sowjetische Gesellschaft und Politik während der Zeit der Neuen Ökonomischen Politik (NEP/NÖP).) Altrichter, Helmut, in: Historische Zeitschrift, 256, 1993, S. 228-230 (Rezension)
113	Der Super-Gau von Tschernobyl. Berichte von: Erwin Brunner, Marianne Butenschön, Jörgen Detlefsen, Erhard Eppler, Johannes Grotzky, Wolfgang Hoffmann, Karl-Heinz Janßen, Joachim Riedl, Heinz Riesenhuber, Christian Schmidt-Häuer, Michael Sontheimer, Roger de Weck. in: Die Zeit, 09.05.1986, 20, S. 9-15

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

Kanet, Roger E.; Miner, Deborah Nutter; Resler, Tamara J. (Eds.): Soviet Foreign Policy in Transition. Selected papers from the Fourth World Congress for Soviet and East European Studies, Harrogate, July 1990.

Roger Pethybridge: One Step Backwards, Two Steps Forward. Soviet Society and Politics under the New Economic Policy (Ein Schrit rückwärts, zwei Schritte vorwärts. Die sowjetische Gesellschaft und Politik während der Zeit der Neuen Ökonomischen Politik (NEP/NÖP).)

Der Super-Gau von Tschernobyl. Berichte von: Erwin Brunner, Marianne Butenschön, Jörgen Detlefsen, Erhard Eppler, Johannes Grotzky, Wolfgang Hoffmann, Karl-Heinz Janßen, Joachim Riedl, Heinz Riesenhuber, Christian Schmidt-Häuer, Michael Sontheimer, Roger de Weck.