WASET
    Dmitry Yu. Korulkin and  Raissa A. Muzychkina,  Technologies of Amination of Hydroxyanthraquinones.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2015, vol. 100(4). 513 - 517
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10000748.