To cite the 'ipADMIXTURE' package in publications use:

Amornbunchornvej C, Wangkumhang P, Tongsima S (2020). “ipADMIXTURE: R package for inferring sub-population clusters based on genetic admixture.” https://doi.org/10.1101/2020.03.21.001206.

Corresponding BibTeX entry:

  @Misc{,
    title = {ipADMIXTURE: R package for inferring sub-population
      clusters based on genetic admixture},
    author = {Chainarong Amornbunchornvej and Pongsakorn Wangkumhang
      and Sissades Tongsima},
    year = {2020},
    url = {https://doi.org/10.1101/2020.03.21.001206},
  }