To cite the 'rtk' package in publications use:
Saary P, Forslund K, Bork P, Hildebrand F (2017).RTK: efficient rarefaction analysis of large datasets.doi:10.1093/bioinformatics/btx206, R package version 0.2.6.1,https://github.com/hildebra/Rarefaction.
Corresponding BibTeX entry:
@Manual{, title = {RTK: efficient rarefaction analysis of large datasets}, author = {Paul Saary and Kristoffer Forslund and Peer Bork and Falk Hildebrand}, year = {2017}, note = {R package version 0.2.6.1}, doi = {10.1093/bioinformatics/btx206}, journal = {Bioinformatics}, url = {https://github.com/hildebra/Rarefaction}, }