@article{ITA_1980__14_4_349_0,
author = {Culik II, K. and Karhum\"aki, J.},
title = {On the equality sets for homomorphisms on free monoids with two generators},
journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
volume = {14},
year = {1980},
pages = {349-369},
mrnumber = {607436},
zbl = {0454.20048},
language = {en},
url = {http://dml.mathdoc.fr/item/ITA_1980__14_4_349_0}
}
Culik II, K.; Karhumäki, J. On the equality sets for homomorphisms on free monoids with two generators. RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Tome 14 (1980) pp. 349-369. http://gdmltest.u-ga.fr/item/ITA_1980__14_4_349_0/
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