@article{Allegretti2019,
  title={Optimized block-based algorithms to label connected components on GPUs},
  author={Allegretti, Stefano and Bolelli, Federico and Grana, Costantino},
  journal={IEEE Transactions on Parallel and Distributed Systems},
  volume={31},
  number={2},
  pages={423--438},
  year={2019},
  publisher={IEEE}
}