Andrei Kelarev, Olga Sokratova. Directed Graphs and Syntactic Algebras of Tree Languages. Journal of Automata, Languages and Combinatorics, 6(3):305-311, 2001.
@article{KelarevS01:1,
title = {Directed Graphs and Syntactic Algebras of Tree Languages},
author = {Andrei Kelarev and Olga Sokratova},
year = {2001},
tags = {graph-rewriting, algebra, rewriting},
researchr = {https://researchr.org/publication/KelarevS01%3A1},
cites = {0},
citedby = {0},
journal = {Journal of Automata, Languages and Combinatorics},
volume = {6},
number = {3},
pages = {305-311},
}