“Spectrophotometric Determination and Biological Activity Study of Zn(II) using a Newly Synthesized Azo Reagent Derivative from 4,5-bis(4-methoxyphenyl) Imidazole ”, Mal. J. Fund. Appl. Sci., vol. 20, no. 1, pp. 214–222, Feb. 2024, doi: 10.11113/mjfas.v20n1.3251.