@inproceedings{zhou2011counting,
  title={Counting YouTube videos via random prefix sampling},
  author={Zhou, Jia and Li, Yanhua and Adhikari, Vajay Kumar and Zhang, Zhi-Li},
  booktitle={IMC'11: ACM SIGCOMM conference on Internet measurement conference},
  pages={371--380},
  year={2011},
  organization={ACM}
}