K. Prakash Vel and  Lif Miriam Hamouda,  Chronic Consumer States Influencing Compulsive Consumption.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2009, vol. 30(6). 1043 - 1049
    [viewed 26 January 2020]. Available from: https://publications.waset.org/pdf/11595.