WASET
    E. S. Gower and  M. O. J. Hawksford,  Learning an Overcomplete Dictionary using a Cauchy Mixture Model for Sparse Decay.   journal   = {International Journal of Cognitive and Language Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2011, vol. 51(3). 382 - 389
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10330.