Please cite both the package and the original articles in your publications: Gruson H (????). “asymptor: Estimate the lower and upper bound of asymptomatic cases in an epidemic using the capture/recapture methods.” R package version 1.1.0.9000, . A BibTeX entry for LaTeX users is @Misc{, title = {{asymptor}: Estimate the lower and upper bound of asymptomatic cases in an epidemic using the capture/recapture methods}, author = {Hugo Gruson}, note = {R package version 1.1.0.9000}, url = {https://CRAN.R-project.org/package=asymptor}, } Böhning D, Rocchetti I, Maruotti A, Holling H (2020). “Estimating the undetected infections in the Covid-19 outbreak by harnessing capture–recapture methods.” _International Journal of Infectious Diseases_, *97*, 197-201. doi:10.1016/j.ijid.2020.06.009 . A BibTeX entry for LaTeX users is @Article{, title = {Estimating the undetected infections in the Covid-19 outbreak by harnessing capture–recapture methods}, author = {D. Böhning and I. Rocchetti and A. Maruotti and H. Holling}, journal = {International Journal of Infectious Diseases}, year = {2020}, volume = {97}, pages = {197--201}, doi = {10.1016/j.ijid.2020.06.009}, } Rocchetti I, Böhning D, Holling H, Maruotti A (2020). “Estimating the size of undetected cases of the SARS-CoV-2 outbreak in Europe: An upperbound estimator.” _medRxiv_. doi:10.1101/2020.07.14.20153445 . A BibTeX entry for LaTeX users is @Article{, title = {Estimating the size of undetected cases of the SARS-CoV-2 outbreak in Europe: An upperbound estimator}, author = {I. Rocchetti and D. Böhning and H. Holling and A. Maruotti}, journal = {medRxiv}, year = {2020}, doi = {10.1101/2020.07.14.20153445}, }