Stimulirane na izobretatelskoto i rat͡s︡ionalizatorskoto tvorchestvo
By: Mikhail Kodzhabashev, Darinka Slaveĭkova.
Contributors: Slaveĭkova, Darinka.
Series: Biblioteka "Trudovopravni znanii͡a︡" ;; 3-4, 1984; Biblioteka "Trudovopravni znanii͡a︡" ;; 1984, 3-4.
Publisher: Profizdat
Published: 1984
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 184
Subjects: Inventions.; Technological innovations.