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- 87146531 contributor B5490446.
- 87146531 created "[1985]".
- 87146531 date "1985".
- 87146531 date "[1985]".
- 87146531 dateCopyrighted "[1985]".
- 87146531 extent "57 p. ;".
- 87146531 issued "1985".
- 87146531 issued "[1985]".
- 87146531 language "bul".
- 87146531 publisher "[Slŭnchev Bri︠a︡g?] : T︠S︡entr. Sŭvet po organizat︠s︡ii︠a︡ na tekhnicheskoto tvorchestvo, In-t za izobretenii︠a︡ i rat︠s︡ionalizat︠s︡ii,".
- 87146531 subject "MLCS 93/11541 (T)".
- 87146531 subject "Technical education".
- 87146531 title "Treta nat︠s︡ionalna sreshta na nastavnit︠s︡ite v tekhnicheskoto tvorchestvo, Slŭnchev Bri︠a︡g, 22 maĭ 1985 g.".
- 87146531 type "text".