MITOSERIU, O.; CONSTANTINESCU, S.; ORAC, L. Study And Researche Regarding Binaring Sistem With Tiobis - β – Naftol. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, v. 30, n. 2, p. 63-66, 15 nov. 2007.