El–Dossoki, Farid I. 2011. “Spectrophotometric and Electric Studies on the Ligand 4–(4`–Phenyl–2`–Thiazolylazo) Resorcinol and Its Complexation With Some Metal Ions”. Al-Mukhtar Journal of Sciences 26 (1). Al Bayda, Libya:95-112. https://doi.org/10.54172/mjsc.v26i1.201.