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 N6221 provides 2 hits
1	Kennziffer Nettoproduktion in der UdSSR Ackermann, Jürgen, in: Sozialistische Finanzwirtschaft, 1977, 6, S. 30-32
2	Das Prinzip der Nettoproduktion. führt zu geringerem Materialaufwand und höherer Arbeitsleistung Lemajew, N., in: Pravda, 22.09.1988, 266/130, S. 4

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

Kennziffer Nettoproduktion in der UdSSR

Das Prinzip der Nettoproduktion. führt zu geringerem Materialaufwand und höherer Arbeitsleistung