To cite ggtern in publications use:
Hamilton NE, Ferry M (2018). “ggtern: Ternary Diagrams Using ggplot2.” Journal of Statistical Software, Code Snippets, 87(3), 1–17. doi: 10.18637/jss.v087.c03.
Corresponding BibTeX entry:
@Article{, title = {{ggtern}: Ternary Diagrams Using {ggplot2}}, author = {Nicholas E. Hamilton and Michael Ferry}, journal = {Journal of Statistical Software, Code Snippets}, year = {2018}, volume = {87}, number = {3}, pages = {1--17}, doi = {10.18637/jss.v087.c03}, }