To cite package ‘MtreeRing’ in publications use: Shi J, Xiang W (2024). _MtreeRing: A Shiny Application for Automatic Measurements of Tree-Ring Widths on Digital Images_. R package version 1.4.5, , . A BibTeX entry for LaTeX users is @Manual{, title = {MtreeRing: A Shiny Application for Automatic Measurements of Tree-Ring Widths on Digital Images}, author = {Jingning Shi and Wei Xiang}, year = {2024}, note = {R package version 1.4.5, }, url = {https://github.com/ropensci/mtreering}, }