WASET
    Cristina G. Dascâlu and  Corina Dima Cozma and  Elena Carmen Cotrutz,  Observations about the Principal Components Analysis and Data Clustering Techniques in the Study of Medical Data.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
    May 2008, vol. 17(5). 162 - 166
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/15595.