Ramadan Ali Bawa and  Ebtisam Mohammed Alzaraide,  Study of the Azo Hydrazone Tautomerism in the 4-(9-Anthrylazo) Phenol.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2014, vol. 87(3). 241 - 243
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/9997988.