Amjad R, Munawar MA, Khan SR, Naeem M. Synthesis and Spectral Studies of Some Novel Coumarin Based Disperse Azo Dyes: Studies of Coumarin Based Azo Dyes. Pakistan Journal of Scientific & Industrial Research [Internet]. 2009 Apr. 27 [cited 2024 Nov. 23];52(3):117-21. Available from: https://v2.pjsir.org/index.php/biological-sciences/article/view/532