RussGus: 42 hits for P1280 on page 5

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 P1280 provides 42 hits
41	A. Menac: Padež prjamogo dopolneija s otricaniem v sovremennom russkom i chorvatskoserbskom jazykach. (CHorvatskoserbsko-russkie kontrastivnye issledovanija, vyp. 1). Zavod za lingvistiku Filozoskog fakulteta Sveučilišta u Zagrebu Gladrow, W., in: Zeitschrift für Slawistik, 1980, 4, S. 587-588 (Rezension)
42	Von der Konferenz der kommunistischen und Arbeiterparteien Europas in Berlin (DDR). Eröffnungsansprache von Erich Honecker sowie Reden von Aarne Saarine, Franz Muhri, Christo Petas, Erich Ziegler, Leonid Iljitsch Breschnew, Knud Jespersen, Nicolae Ceausescu, Edward Gierek, Santiago Carrillo, Michael O Riordan, Todor Schiffkow, Gordon McLennan, Gustav Husak, Henk Hoekstra, Herbert Mies, Jean Terfve, Jakob Lechleitner, Harilaos Florakis in: Neues Deutschland, 30.06.1976, 154, S. 1-14

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

A. Menac: Padež prjamogo dopolneija s otricaniem v sovremennom russkom i chorvatskoserbskom jazykach. (CHorvatskoserbsko-russkie kontrastivnye issledovanija, vyp. 1). Zavod za lingvistiku Filozoskog fakulteta Sveučilišta u Zagrebu