1.
صالح ز. Methyl acetoacetate as a Coupling Agent inSpectrophotometric Determination of p- Aminobenzoic Acid by Azo-Dye Formation Reaction. BERJ [Internet]. 2007 Aug. 1 [cited 2025 Oct. 26];5(3):192-206. Available from: https://stats.uomosul.edu.iq/index.php/berj/article/view/39215