Search results
Semigroup Forum > 2017 > 94 > 3 > 696-711
Semigroup Forum > 2012 > 85 > 1 > 97-110
Semigroup Forum > 2012 > 84 > 2 > 374-392
Algebra and Logic > 2010 > 49 > 3 > 201-220
Semigroup Forum > 2017 > 94 > 3 > 696-711
Semigroup Forum > 2012 > 85 > 1 > 97-110
Semigroup Forum > 2012 > 84 > 2 > 374-392
Algebra and Logic > 2010 > 49 > 3 > 201-220