@article{anovelcmbcomponentseparationmethod,
  title = {A Novel CMB Component Separation Method: Hierarchical Generalized Morphological Component Analysis},
  author = {Sebastian Wagner-Carena and Max Hopkins and Ana Diaz Rivero and Cora Dvorkin},
  year = {2019},
  eprint = {1910.08077},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1910.08077v2},
}