Hajnal Andréka, Steven Givant, István Németi. The Lattice of Varieties of Representable Relation Algebras. Journal of Symbolic Logic, 59(2):631-661, 1994.
@article{AndrekaGN94, title = {The Lattice of Varieties of Representable Relation Algebras}, author = {Hajnal Andréka and Steven Givant and István Németi}, year = {1994}, tags = { algebra}, researchr = {https://researchr.org/publication/AndrekaGN94}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {59}, number = {2}, pages = {631-661}, }