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Costa, Alfredo
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| Issue Date | Title | Author(s) | Type | Access |
| 2016 | A geometric interpretation of the Schützenberger group of a minimal subshift | Almeida, Jorge ; Costa, Alfredo | article | openAccess |
| 2009 | Infinite-vertex free profinite semigroupoids and symbolic dynamics | Almeida, Jorge ; Costa, Alfredo | article | openAccess |
| 2006 | A new algebraic invariant for weak equivalence of sofic subshifts | Chaubard, Laura ; Costa, Alfredo | preprint | openAccess |
| 2015 | A NOTE ON PSEUDOVARIETIES OF COMPLETELY REGULAR SEMIGROUPS | Almeida, Jorge ; Costa, Alfredo | article | embargoedAccess |
| 2013 | Presentations of Schützenberger groups of minimal subshifts | Almeida, Jorge ; Costa, Alfredo | article | embargoedAccess |
| 2023 | A profinite approach to complete bifix decodings of recurrent languages | Costa, Alfredo | article | openAccess |
| 2009 | Profinite groups associated to sofic shifts are free | Costa, Alfredo ; Steinberg, Benjamin | preprint | openAccess |
| 2007 | Pseudovarieties defining classes of sofic subshifts closed under taking shift equivalent subshifts | Costa, Alfredo | article | openAccess |
| 15-Mar-2013 | Some operators that preserve the locality of a pseudovariety of semigroups | Costa, Alfredo ; Escada, Ana Paula | article | embargoedAccess |
