Nauchno-tekhnicheskii͡a︡t progres
Subtitle: nachalo i perspektivi
By: Krŭstʹo Ivanov.
Publisher: Profizdat
Published: 1984
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 179
Subjects: Technological innovations.; Science and industry.
Notes: Includes bibliographical references.