To cite the 'maxRgain' package and the underlying method in publications, please use: Surgy S, Cadima J, Gonçalves E (2025). “(Manuscript in preparation) maxRgain - A package to perform polyclonal selection.” (For the package). A BibTeX entry for LaTeX users is @Unpublished{, title = {(Manuscript in preparation) maxRgain - A package to perform polyclonal selection}, author = {Sónia Surgy and Jorge Cadima and Elsa Gonçalves}, year = {2025}, note = {(For the package)}, } Surgy S, Cadima J, Gonçalves E (2025). “Integer programming as a powerful tool for polyclonal selection in ancient grapevine varieties.” _Theor Appl Genet_, *138*, 122. doi:10.1007/s00122-025-04885-0 . (For the method). A BibTeX entry for LaTeX users is @Article{, title = {Integer programming as a powerful tool for polyclonal selection in ancient grapevine varieties}, author = {Sónia Surgy and Jorge Cadima and Elsa Gonçalves}, journal = {Theor Appl Genet}, year = {2025}, volume = {138}, pages = {122}, doi = {10.1007/s00122-025-04885-0}, note = {(For the method)}, }