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ETUDE DE L'INTERACTION OXYDO-REDUCTRICE DU CHROME(VI), VANADIUM(V) ET FER(III) AVEC L'ACIDE ASCORBIQUEDZHARKESHEVA ZT; SONGINA OA; BEKTUROVA GB et al.1979; IZVEST. AKAD. NAUK KAZAKH. S.S.R., SER. KHIM.; SUN; DA. 1979; NO 6; PP. 40-44; ABS. KAZ; BIBL. 13 REF.Article