2.11 Other CoDa packages
Be aware that compositional data (CoDa) analysis can be much more complex than what cerUB currently allows for. For more possibilities, you may explore other R packages: compositions, zCompositions, and robCompositions.
However, before jumping into using more complex techniques, we do recommend a deeper introduction to CoDa:
Pawlowsky-Glahn, V., Buccianti, A., 2011. Compositional data analysis: theory and applications. Wiley.