To cite package ‘iasva’ in publications use:

  Lee D, Cheng A, Lawlor N, Ucar D (2018). _iasva: Iteratively Adjusted
  Surrogate Variable Analysis_. R package version 1.23.0,
  <https://bioconductor.org/packages/iasva>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {iasva: Iteratively Adjusted Surrogate Variable Analysis},
    author = {Donghyung Lee and Anthony Cheng and Nathan Lawlor and Duygu Ucar},
    year = {2018},
    note = {R package version 1.23.0},
    url = {https://bioconductor.org/packages/iasva},
  }