![](/img/cover-not-exists.png)
Unary algebras, semigroups and congruences on free semigroups
Tatjana Petković, Miroslav Ćirić, Stojan BogdanovićVolume:
324
Year:
2004
Language:
english
Pages:
19
DOI:
10.1016/j.tcs.2004.03.054
File:
PDF, 293 KB
english, 2004