To cite aws in publications use:

Joerg Polzehl, Vladimir Spokoiny (2006). Propagation-separation approach for local likelihood estimation, Probab. Theory Related Fields, 135(3), 335-362.

Joerg Polzehl, Kostas Papafitsoros and Karsten Tabelow (2018). Patch-wise adaptive weights smoothing, WIAS Preprint 2520,<doi:10.20347/WIAS.PREPRINT.2520>

Corresponding BibTeX entries:

  @Article{,
    title = {Propagation-separation approach for local likelihood
      estimation},
    author = {J\"org Polzehl and Vladimir Spokoiny},
    journal = {Probab. Theory Related Fields},
    year = {2006},
    volume = {135},
    number = {3},
    pages = {335-362},
  }
  @TechReport{,
    title = {Patch-wise adaptive weights smoothing},
    author = {J\"org Polzehl and Kostas Papafitsoros and Karsten
      Tabelow},
    year = {2018},
    doi = {10.20347/WIAS.PREPRINT.2520},
    institution = {WIAS Berlin},
    number = {2520},
  }