Vesna Kirandziska and  Nevena Ackovska and  Ana Madevska Bogdanova,  Comparing Emotion Recognition from Voice and Facial Data Using Time Invariant Features.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2016, vol. 113(5). 823 - 827
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10004221.