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

2013, Beitrage zur Algebra und Geometrie, Cain,AJ

2013, JOURNAL OF NONCOMMUTATIVE GEOMETRY, Tabuada,G

2013, SEMIGROUP FORUM, Cain,AJ

2013, JOURNAL OF ALGEBRA, Araujo,J;Cameron,PJ;Mitchell,JD;Neunhoeffer,M