Ekologichnite problemi i perspektivite na olovno-t͡s︡inkovoto proizvodstvo v Bŭlgarii͡a︡
Subtitle: materiali ot simpoziuma "Biottel-Intereko '90", 5 i͡u︡ni 1990
By: [redaktor Pepi Angelova].
Contributors: Angelova, Pepi.; Stopansko druzhestvo "Biottel" (Bulgaria); B.I.S.I. (Firm: Australia).
Publisher: Stopansko druzhestvo "Biottel"
Published: 1990
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 103
Subjects: Tin -- Metallurgy -- Environmental aspects -- Bulgaria -- Congresses.; Zinc -- Metallurgy -- Environmental aspects -- Bulgaria -- Congresses.
Notes: At head of title: Stopansko druzhestvo "Biottel"--Bŭlgaria. "B.I.S.I.--Avstralii͡a︡.