2012, COMPOSITIO MATHEMATICA, Marcolli,M;Tabuada,G

2012, INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION, Cain,AJ;Maltcev,V

2012, INTERNATIONAL JOURNAL OF MATHEMATICS, Florentino,C;Casimiro,AC

2012, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, Tabuada,G

2012, ARCHIVE FOR MATHEMATICAL LOGIC, Araujo,J;Konieczny,J

2012, PUBLICATIONES MATHEMATICAE-DEBRECEN, Dimitrova,I;Fernandes,VH;Koppitz,J

2013, The Argument of Mathematics, Alama,J;Kahle,R

2013, COMMUNICATIONS IN ALGEBRA, Brough,T;Holt,DF

2013, PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS, Araujo,J;Kinyon,M;Malheiro,A

2013, Electronic Notes in Discrete Mathematics, Liu,H;Sousa,T