To cite aws in publications use:

Polzehl J, Spokoiny V (2006). “Propagation-separation approach for local likelihood estimation.” Probab. Theory Related Fields, 135(3), 335-362.

Polzehl J, Papafitsoros K, Tabelow K (2018). “Patch-wise adaptive weights smoothing.” Technical Report 2520, WIAS Berlin. 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},
  }