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-rw-r--r--mgr.bib11
-rw-r--r--mgr.tex3
2 files changed, 13 insertions, 1 deletions
diff --git a/mgr.bib b/mgr.bib
index 55a3a64..8dd60d0 100644
--- a/mgr.bib
+++ b/mgr.bib
@@ -110,6 +110,17 @@
author = {Mikołaj Bojańczyk},
title = {Factorization Forests}
}
+@misc{bojanczyktoolbox,
+ url = {https://www.mimuw.edu.pl/~bojan/papers/toolbox-reduced-feb6.pdf},
+ year = 2018,
+ % month = {dec},
+ % publisher = {Society for Industrial {\&} Applied Mathematics ({SIAM})},
+ % volume = {17},
+ % number = {6},
+ pages = {65--70},
+ author = {Mikołaj Bojańczyk},
+ title = {An Automata Toolbox}
+}
@inproceedings{amarilli2019,
doi = {10.1145/3294052.3319702},
url = {https://doi.org/10.1145%2F3294052.3319702},
diff --git a/mgr.tex b/mgr.tex
index 8b626dc..3556e3c 100644
--- a/mgr.tex
+++ b/mgr.tex
@@ -304,7 +304,8 @@ We make use of a fundamental theorem tying MSO logic on trees and tree automata:
We note that the converse of this theorem is also true (i.e. that for every tree
automaton, there is a corresponding MSO formula), however we will use only the
-MSO to automata direction in this work.
+MSO to automata direction in this work. See for example Bojańczyk's text
+\cite{bojanczyktoolbox} for a proof of both directions.
\section{Query answering problems}\label{query-answering-problems}