Christina Volioti and  Sotiris Manitsaris and  Eleni Katsouli and  Vasiliki Tsekouropoulou and  Leontios J. Hadjileontiadis,  Preliminary Knowledge Extraction from Beethoven’s Sonatas: from Musical Referential Patterns to Emotional Normative Ratings.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2018, vol. 137(5). 287 - 292
    [viewed 17 October 2019]. Available from: https://publications.waset.org/pdf/10008956.