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Petković Tatjana: Regular tree languages and quasi orders. In: Acta cybernetica, (17) 4. pp. 811-823. (2006)
Petković Tatjana; Ćirić Miroslav; Bogdanović Stojan: Decompositions of automata and transition semigroups. In: Acta cybernetica, (13) 4. pp. 385-403. (1998)
Petković Tatjana: The correspondence between varieties of automata and semigroups : [abstract].
Ćirić Miroslav; Bogdanović Stojan; Petković Tatjana: Rings satisfying some semigroup identities. In: Acta scientiarum mathematicarum, (61) 1-4. pp. 123-137. (1995)