Robuta

https://www.bracil.net/CSP/links.html
university of essexconstraint satisfactionlinksoptimisationgroup
https://arxiv.org/abs/0909.5097v6
Abstract page for arXiv paper 0909.5097v6: On the Scope of the Universal-Algebraic Approach to Constraint Satisfaction
on thescopeuniversalalgebraicapproach