The following publications are possibly variants of this publication:
- Results on compositions of deterministic root-to-frontier tree transformationsZoltán Fülöp, Sándor Vágvölgyi. actaC, 8:49-61, 1987.
- On ranges of compositions of deterministic root-to-frontier tree transformationsSándor Vágvölgyi, Zoltán Fülöp. actaC, 8:259-266, 1988.
- A Complete Description for a Monoid of Deterministic Bottom-Up Tree Transformation ClassesZoltán Fülöp. TCS, 88(2):253-268, 1991.
- A Complete Rewriting System for a Monoid of Tree Transformation ClassesZoltán Fülöp, Sándor Vágvölgyi. iandc, 86(2):195-212, June 1990.