@article{optimallaplacianregularizationforsparse,
  title = {Optimal Laplacian regularization for sparse spectral community detection},
  author = {Lorenzo Dall'Amico and Romain Couillet and Nicolas Tremblay},
  year = {2019},
  eprint = {1912.01419},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1912.01419v2},
}