Equivalence of Linear Tree Transducers with Output in the Free Group. - Raphaela Löbel; Michael Luttenberger; Helmut Seidl (DLT, 2020)

Linear Tree Transducers: From Equivalence to Balancedness. - Raphaela Löbel (2020)

On the Balancedness of Tree-to-Word Transducers. - Raphaela Löbel; Michael Luttenberger; Helmut Seidl (Int. J. Found. Comput. Sci., 2021)