Nauchno-tekhnicheskii͡a︡t progres i strukturnite izmenenii͡a︡ v ikonomikata na NR Bŭlgarii͡a︡
By: Roza Dimitrova.
Publisher: Dŭrzh. izd-vo Nauka i izkustvo
Published: 1982
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 136
Subjects: Technological innovations -- Bulgaria.
Notes: Includes bibliographical references.