Title: Nat͡sionalna nauchna konferent͡sii͡a po upravlenie na kachestvoto i roli͡ata na stokovednata nauka kato integrirasht faktor mezhdu proizvodstvoto i obrŭshtenieto, Varna, 26-29 X. 1982
Subjects: Congresses, Manufacturing industries, Quality of products
Places: Eastern Europe