2018
Gromova - Software Defects Clustering ru
    https://www.youtube.com/watch?v=8iT035Gbmvs
    https://speakerdeck.com/exactpro/klastierizatsiia-diefiektov-v-proghrammnom-obiespiechienii-bab4cebb-5f13-45ba-8e9c-365839545852
Simplelearn - K Means Clustering
    https://www.youtube.com/watch?v=Xvwt7y2jf5E